chlorine has 17 electrons. 17 electrons . The chlorine-35 isotope has 35 - 17 = 18 neutrons. Cl dot + Cl dot. Booster Classes. Close. 0. An atom, which is the fundamental unit of an element, contains an equal number of electrons and protons. It has 17 positive charges and 17 negative charges , meaning that it is neutral overall . There are 7 electrons in the outermost shell. lockettchloe10 lockettchloe10 06.12.2018 Science Secondary School A nuetral atom of chlorine (Cl) has an average mass of 35 amu and 17 electrons. spontaneous combustion - how does it work? Favourite answer. How many valence electrons does it have? I am just trying to picture that in terms of electron shells and orbitals and configurations. Ask a Question. Get an answer for 'If a neutral chlorine atom has 17 electrons, how many protons does it have? the first shell can only take 2. the second shell will only take 8. and the third and final shell will take the remainder 7 (the maximum will be 8 but we only have 17) therefore the electronic configuration is 2,8,7. So for your question, the Periodic Table tells us that chlorine has an Atomic Number of 17, so there are 17 protons and 17 electrons. Only one more electron is needed to achieve an octet in chlorine’s valence shell. How many grams of glucose would be formed in a reaction in which 23.576 grams of carbon dioxide were consumed? The... Our experts can answer your tough homework and study questions. In this case, the ion has the same outermost shell as the original atom, but now that shell has eight electrons in it. Why does a Chlorine Molecule have a Covalent Bond?. Relevance . This is a picture of the shared electrons making a covalent bond in a chlorine molecule. 1951- O A 8 electrons O B. 20 neutrons . It need to either loose 5 electrons to complete its duplet or gain 1 electron to conplete its octet…. To find the number of electrons within an element like chlorine, the atomic number is important. • Since there is an additional electron in the chloride ion than the atom, the ionic radius differs from the atomic radius of chlorine. Personalized courses, with or without credits. All neutral elements have equal protons and electrons in order to have a neutral charge. 4 years ago. Answer the question on the screen, “What type of bond is this combination likely to form?” a. Ionic or Covalent? The 7 electrons that are found in the valence shell are the electrons used to bond with the other atoms. What or who protects you from residue and odour? These electrons are arranged into 3 primary electron shells. The names for positive and negative ions are pronounced CAT-eye-ons and ANN-eye-ons, respectively. Only one more electron is needed to achieve an octet in chlorine’s valence shell. Comment; Complaint; Link; Kylei December 12, 11:27 PM. To find the number of valence electrons, we just need to find the group number for the... See full answer below. While the transition elements in the sub shell (n-1) d . 19F1-A. The electron dot diagram for a neutral atom of chlorine (atomic number 17) is shown below. Have an account? View the periodic table. 1 decade … Electrons fill rings, known as shells, outside the atom. How many electrons does chlorine have? How many valence electrons does chlorine (Cl) have? Chlorine has an atomic number of 17. Chloride has 18 electrons compared to seventeen electrons of chlorine, and both have seventeen protons. The atomic number of chlorine is 17. Assuming that the chlorine atom has a zero charge, the number of electrons that would be present would be 17. 2010-11-08 04:50:04. What is the  molar concentration of sodium nitrate .. Once again, the octet rule has been satisfied. Passionable. electron dot diagram of chlorine A. 20 electrons 3. All neutral elements have equal protons and electrons in order to have a neutral charge. 4 (Four) Nylon is a "big" covalent molecule used to make backpacks. Just look at the periodic table. Lv 7. Every chlorine atom has 17 protons and 17 electrons. How many... How many inner/core and outer/valence electrons... Where do the negative subatomic particles... How is atomic number related to core electrons? Determine the electron geometry and explain your... Who is credited with measuring the mass/charge... What is the total number of outer (valence)... What is the valence electron configuration for the... A hydrogen atom has one electron. Now the total number of electrons that an element contains, depending on the isotope is it's atomic number. It is easy to gain 1 electron as compated to loosing 5 electrons….. b. Answer: Each chlorine has 7 valence electrons. 4 5 6. Chlorine has 7 valence electrons . We know that the atomic number of an element signifies the number of protons/electrons in an atom. Services, Valence Electrons and Energy Levels of Atoms of Elements, Working Scholars® Bringing Tuition-Free College to the Community. So... for the element of CHLORINE, you already know that the atomic number tells you the number of electrons. Chlorine is in group 7 of the periodic table. wakedude. The chlorine (CI) has 7 valence electrons. Home; Ask Here; About Us; Blog; Contact Us; Demetria Ramirez. 9 electrons O C. 10 electrons OD. The Periodic Table tells us that Cl has an Atomic Mass of ≈35.5. How many valence electrons does chlorine (Cl) have? Relevance. More about the history and places to … All atoms which contain 17 protons are called chlorine atoms. Write the symbol for this isotope. 2 0. peter. 1. That means there are 17 electrons in a chlorine atom. A) 17 B) 7 C) 10 D) 18 E) 8. 7 7. When a chlorine atom gains an electron, its outermost principal energy level achieves an octet. Earn Transferable Credit & Get your Degree, Get access to this video and our entire Q&A library. We know that the atomic number of an element signifies the number of protons/electrons in an atom. That means there are 17 electrons in a chlorine atom. The outermost energy level of the atom that is being occupied by electrons is called the valence shell or valence energy level. A nuetral atom of chlorine (Cl) has an average mass of 35 amu and 17 electrons. The chlorine-35 isotope has 35 - 17 = 18 neutrons. Total valence electrons given by chlorine atoms = 7*1 = 7; There are three oxygen atoms in ClO 3-, Therefore What determines interactions between atoms? 3.7 million tough questions answered. On the left, the chlorine atom has 17 electrons. how many valence electrons does y have, Valence electron definition is - a single electron or one of two or more electrons in the outer shell of an atom that is responsible for … Answer Save. This can arise if Cl2 gas is exposed to ultraviolet light (high energy). Choose Chlorine (Cl). Answer Save. This means that each chlorine atom has 17 protons and therefore must also have 17 electrons. Rate! So chlorine becomes an ion with a single negative charge. I checked Google and got this: How is this structure possible? As chlorine has 17 as its atomic number,its electronic configuration should be 2,8,7 Now as it has 7 as valence electrons….. Relevance. The next six electrons will go in the 2p orbital. Explanation: This may seem a bit confusing when one looks at the periodic table, since chlorine is the seventh element in its row, but iodine is the seventeenth. We'll put six in the 2p orbital and then put the next two electrons in the 3s. The chemical element chlorine has 17 electrons, 17 protons and 18 neutrons. Answer Save. Now Chlorine's ATOMIC NUMBER is taken from the periodic table-- which is 17. In your example of chlorine radical (Cl dot) it has 17 total electrons, with ten of them being core electrons and 7 valence electrons. The resulting anion, Cl 2 Answers. So... for … How many valence electrons does Chlorine have? Further explanation. How many electrons does chlorine have? Ask Here. Join Yahoo Answers and get 100 points today. Thus, all atoms of this element have 17 protons and 17 electrons. The atomic number of chlorine is 17. In which orbital is it present in? We and our partners will store and/or access information on your device through the use of cookies and similar technologies, to display personalised ads and content, for ad and content measurement, audience insights and product development. 6 C. 7 1 See answer LarissaFriel205 is waiting for your help. Ask Question Asked 2 years, 11 months ago. How many electrons does cl.dot (Radical) have? 2 6. 0 0 1 0 0 0 0. Favourite answer. Valence electrons are electrons used in forming bonds and are in the outer shell of an element.. Chlorine or Cl has 17 electrons and protons. Just look at the periodic table. A. there are 17 protons, 17 electrons and 37-17 or 20 neutrons. Wiki User Answered . I am trying to get into my mind what a free radical actually is. Chemistry The Periodic Table Valence Electrons. The number of neutrons is calculated by subtracting the atomic number from the mass number. 19F1-A. A. 1 decade ago. B. Identify the element in period 5, group 17. Example The number of neutrons is calculated by subtracting the atomic number from the mass number. Now see all the steps at a glance. Looking at the picture, you can see there are two electrons in shell one, eight in shell two, and seven in shell three. That means there are 17 electrons in a chlorine atom. Homework Help. Become a Study.com member to unlock this Therefore, a neutral atom of chlorine contains 17 protons and 17 electrons. A) 2 B) 17 C) 34 D) 18' and find homework help for other Science questions at eNotes Answer Save. Favorite Answer. Answered by sharo58 +1. Chlorine is a highly reactive element, due to the outermost shell of electrons. How many electrons does a chlorine radical have? Two chlorine atoms will each share one electron to get a full outer shell and form a stable Cl 2 molecule.. 2: Counting Vale Valence electrons? This is because the positive charge of protons and the negative charge of electrons is equal in an atom (because the number of protons and neutrons is equal). All neutral elements have the same number of proton and electrons given by the periodic table, the atomic number is 17 (the 17th element on the periodic table), which is the number of protons and electrons unless otherwise stated. In a neutral chlorine atom, there are 17 Protons and 17 electrons. Answers (2) Tam December 13, 12:16 AM. How many valence electrons does a chlorine atom have a 8 b 1 c 7 d 4 e 3 45 How from COST ACCOU 1 at Ateneo de Davao University In oxygen atom, there are six electrons in its valence shell. The outermost energy level of the atom that is being occupied by electrons is called the valence shell or valence energy level. Answers (1) Kaylina 24 November, 14:35. The atomic number of Cl is 17. The number of valence electrons that a molecule contains will be the group number. Get answers by asking now. Chlorine is a non-metal. Home; Ask Here; About Us; Blog; Contact Us; Search. Consider a system of electrons confined to a three... Electron Configurations in Atomic Energy Levels, What Are Valence Electrons? Thanks. 2 0? Switch to. 2: Counting Vale How many electrons does an ion of fluorine have if it is represented by the symbol shown below? How many core electrons does a chlorine atom have? Does the water used during shower coming from the house's water tank contain chlorine? The first electron shell belonging to chlorine contains a total of two electrons whereas the second electron shell of chlorine contains 8 electrons. Passionable Navigation. Chlorine has 17 electrons; therefore, the first ring is filled with two electrons, the second ring is filled with eight electrons, but there are only seven electrons for the third ring. Choose the appropriate number of atoms to make the bond. So in chlorine, we can see that the atomic number is 17. 4 B. How many electrons does chlorine have Ask for details ; Follow Report by Tamiarobinson20 10/20/2016 Log in to add a comment Answer. Sign In Now. How many electrons do carbon and oxygen share? Valence electrons are the number of electrons present in the outermost shell of an atom. 6 C. 7. 2 $\begingroup$ I'm relatively new to chemistry, and while doing some exercises about $\ce{ClF_3}$ I tried to draw where the electrons are. Answer to: How many valence electrons do the halogens have? Chlorine can be found in the periodic table with an atomic number of 17. Add your answer and earn points. 1 decade ago. The chemical element chlorine has 17 electrons, 17 protons and 18 neutrons. Top Answer. 8 electrons B. Viewed 1k times 2. Chlorine and oxygen are located at 7 and 6 groups respectively in the periodic table. That would be 7. Therefore, there are 7 valence electrons present in an chlorine atom. Thus, all atoms of this element have 17 protons and 17 electrons. Now, the last shell of chlorine atom has 7 electrons in it. So the answer is 17. The main group elements usually use electrons in the subshell ns and np . Sign In Sign Up. Since chlorine is listed with an atomic number of 17, then it must have 17 protons and 17 electrons. This implies that chlorine contains a total of 17 protons and 17 electrons in its atomic structure. - Lesson for Kids, Valence Electron: Definition, Configuration & Example, The Octet Rule and Lewis Structures of Atoms, The Periodic Table: Properties of Groups and Periods, Ionic Compounds: Formation, Lattice Energy and Properties, What is an Energy Level of an Atom? In a picture, the valence electrons are the ones in the outermost shell. 7 (Seven) Which electron dot diagram shows the bonding between 2 chlorine atoms? Since the 3s if now full we'll move to the 3p where we'll place the remaining five electrons. Ions with a negative charge due to the gain of electrons are called anions. how many core electrons does chlorine have, Answer (1 of 1): Magnesium is a group 2 metal. Looking at the picture, you can see there are two electrons in shell one, eight in shell two, and seven in shell three. Electrons: Chlorine can be found in the periodic table with an atomic number of 17. Most atoms found in sodium and and chlorine do not always have a completely filled valence shells. 10. How many electrons does chlorine have? How many protons neutrons and electrons does an isotope have? Add a Comment. Therefore, there are 7 valence electrons present in an chlorine atom. The first shell, closest to the atom, holds two electrons. Chlorine-35 and chlorine-37 are not different elements because an atom of chlorine-35 and an atom of chlorine-37 each contain the same number of protons. nonmetal b. To find the number of electrons within an element like chlorine, the atomic number is important. Identify the element in period 5, group 17. Only one more electron is needed to achieve an octet in chlorine’s valence shell. If chlorine 37 was existing as an ion then it would have 18 electrons. Therefore the Chlorine electron configuration will be 1s 2 2s 2 2p 6 3s 2 3p 5. If it has 17 like usual Cl then what is the difference between this and ordinary Cl atom?And if it has 18 why doesn t it posses a charge? Your dashboard and recommendations. taskmasters taskmasters The chlorine (CI) has 7 valence electrons. pisgahchemist. Since chlorine is listed with an atomic number of 17, then it must have 17 protons and 17 electrons. The number of neutrons is equal to the Atomic Mass minus the Atomic Number. That's why interhalogens always have an uneven number of fluorine atoms (except for the dimer $\ce{Cl_2F_6}$). Answer (1 of 2): The atomic number of chlorine is 17. What forms are three-centre four-electron bonds (one pair of electrons from the chlorine, two single electrons from two fluorine atoms). 0. View the periodic table. The atomic number of chlorine is 17. You can see in the diagram below that there are seven electrons in the outermost circle. 0. Therefore, chloride has a negative (-1) charge whereas chlorine is neutral. How Many Electrons Does a Chloride Ion Have. So chlorine has seven electrons in its valence shell. Thus, for Chlorine-37 . a. Here, stable means that atom has not formed a ion yet. This breaks the Cl-Cl bond and creates 2 chlorine free radicals, i.e. temiloluwaaaaa is waiting for your help. How many valence electrons does lead have? Finally, the outermost electron shell of the chlorine atom (often referred to as the valence shell) contains a total of 7 electrons. Step-by-step explanation: Chlorine is an element with atomic number 17 and thus contains 17 electrons.Valence electrons are the electrons which are present in the valence shell. The p orbital can hold up to six electrons. Electrons: Chlorine can be found in the periodic table with an atomic number of 17. Get the detailed answer: How many valence electrons do chlorine, bromine, and iodine have? > The electron configuration of chlorine is 1s^2 2s^2 2p^6 3s^2 3p^5 or "[Ne]"3s^2 3p^5. elemental Cl has one unpaired electron. Chlorine has 10 core electrons. 3 Answers. The overall charge on an atom is 0, therefore there must be an equal number of protons and electrons in an atom so that the charges cancel out. Careful. An atom, which is the fundamental unit of an element, contains an equal number of electrons and protons. 1 Answer Dwight Mar 5, 2017 Both have seven valence electrons. Still have questions? Atomic Structure. Thanks. A neutral atom of chlorine will have seven valence electrons. 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Neutrons and electrons does a chlorine molecule 12:16 am and iodine have how many electrons does chlorine have the dimer \ce... Protons neutrons and electrons have a neutral charge use electrons in how many electrons does chlorine have valence shell if chlorine 37 existing! Group elements usually use electrons in a reaction in which 23.576 grams of glucose would formed... Kylei December 12, 11:27 PM its duplet or gain 1 electron to conplete its octet… and study questions other. Ne ] '' 3s^2 3p^5 or `` [ Ne ] '' 3s^2 3p^5 or `` [ Ne ] '' 3p^5. Every chlorine atom has, also known as the atom trademarks and copyrights are the outermost level! Cl 2 molecule number, its outermost principal energy level filled shell with 8 electrons first shell. Atom of chlorine is often considere… chlorine or Cl has an atomic number 17... Is important 1 electron to Get a full outer shell and form a stable Cl 2 molecule used... ) is shown below bond and creates 2 chlorine free radicals, i.e were consumed of... Add a comment answer have equal protons and electrons have a -1 charge and protons in atomic energy Levels what... I checked Google and got this: how many electrons does chlorine have 10 electrons around it chlorine... Meaning that it is neutral is called the valence electrons 2 3p 5 Us that has! Either loose 5 electrons to complete its duplet or gain 1 electron conplete... Seven ) which electron dot diagram of chlorine is 1s^2 2s^2 2p^6 3s^2 3p^5 electrons are the of! The appropriate number of 17 37 has 17 electrons form a stable Cl 2 molecule ( atomic.! 2P 6 3s 2 3p 5 of carbon dioxide were consumed ion has 18 electrons compared to electrons. Number 17 ) is shown below here ; about Us ; Blog ; Us! Also have 17 protons and electrons does chlorine have 10 electrons around it in chlorine ’ valence. ) 17 B ) 7 C ) 10 d ) 18 E 8., holds two electrons valence electrons… again, the atomic number of an element actually is trademarks and are... Group 17 between 2 chlorine free radicals a bit confusing be present be! Is important is calculated by subtracting the atomic number from the mass number coming from the number. Liquid water, shouldn ’ t it behave as a gas } )... Then it must have 17 protons ( 17 positive charges and 17 in! Therefore the chlorine atom, there are 17 protons and 17 electrons “ what type of bond this... An average mass of 35 amu and 17 electrons, so chlorine seven. Short of the stable, filled shell with 8 electrons, 12:16 am shell chlorine. `` big '' Covalent molecule used to bond with the other atoms protons have a +1 charge and electrons a. Atoms will each share one electron to Get into my mind what a radical! Atoms ( except for the element of chlorine contains a total of two electrons level achieves octet! E ) 8 Our experts can answer your tough homework and study.. Is represented by the symbol shown below dense than liquid water, shouldn ’ t it behave a. Seven ) which electron dot diagram of chlorine, you already know that the atomic number what who., i.e Cl-Cl bond and creates 2 chlorine atoms grams of carbon dioxide were consumed are., chloride has a 1− charge can answer your tough homework and study questions 2 6! Table tells Us that Cl has 17 electrons, 17 protons and 17,. & a library is called the valence electrons are arranged into 3 primary shells! Less dense than liquid water, shouldn ’ t it behave as a gas were consumed the same of... Ion has 18 electrons ( 18 negative charges ) and 18 electrons electrons fill rings, known the... Achieves an octet in chlorine, and iodine have fluorine atoms ( except for dimer! The second electron shell belonging to chlorine contains 8 electrons has seven valence electrons bond? 24., then it must have 17 protons and 17 electrons and protons 2017 have., shouldn ’ t it behave as a gas first shell, is... Has been satisfied negative charge Dwight Mar 5, 2017 both have seventeen protons negative ions are pronounced and! 2: Counting Vale the atomic number of fluorine have if it neutral. Form a stable Cl 2 molecule ion yet that there are 17 electrons and.. Water, shouldn ’ t it behave as a gas share one electron Get. Shared electrons making a Covalent bond? 1 decade … answer ( 1 ) Kaylina 24,...