Now see all the steps at a glance. there are 17 protons, 17 electrons and 37-17 or 20 neutrons. The main group elements usually use electrons in the subshell ns and np . 4 B. Chlorine can be found in the periodic table with an atomic number of 17. Passionable Navigation. 19F1-A. The number of neutrons is calculated by subtracting the atomic number from the mass number. 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). How many electrons does chlorine have? Home. Write the symbol for this isotope. All other trademarks and copyrights are the property of their respective owners. Valence electrons are the number of electrons present in the outermost shell of an atom. Thanks. As chlorine has 17 as its atomic number,its electronic configuration should be 2,8,7 Now as it has 7 as valence electrons….. 0. What type of element is it? Therefore, there are 7 valence electrons present in an chlorine atom. Thus, all atoms of this element have 17 protons and 17 electrons. Become a Study.com member to unlock this Looking at the picture, you can see there are two electrons in shell one, eight in shell two, and seven in shell three. How many valence electrons does one chlorine (Cl) atom have? If chlorine 37 was existing as an ion then it would have 18 electrons. Home; Ask Here; About Us; Blog; Contact Us; Demetria Ramirez. How many core electrons does Chlorine have? Sign In Now. In a neutral chlorine atom, there are 17 Protons and 17 electrons. Answer Save. 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. Get answers by asking now. Chlorine is a non-metal. nonmetal b. Whenever an element loses an electron, it gains a positive charge. 4 (Four) Nylon is a "big" covalent molecule used to make backpacks. A nuetral atom of chlorine (Cl) has an average mass of 35 amu and 17 electrons. Now see all the steps at a glance. That means there are 17 electrons in a chlorine atom. Ask a Question. This is a picture of the shared electrons making a covalent bond in a chlorine molecule. How many electrons does chlorine have +2. The neutral chlorine atom becomes the chloride ion. Chlorine or Cl has 17 electrons and protons. A) 17 B) 7 C) 10 D) 18 E) 8. 10. That means there are 17 electrons in a chlorine atom. Thus, for Chlorine-37 . Additionally, how many neutrons are in the isotope chlorine 37? This makes chlorine's valence shell incomplete, and the atom attracts "loose" electrons to … 2 0. peter. 2010-11-08 04:50:04. How many neutrons does it have… Get the answers you need, now! 6 C. 7 1 See answer LarissaFriel205 is waiting for your help. taskmasters taskmasters The chlorine (CI) has 7 valence electrons. 6 C. 7. Once again, the octet rule has been satisfied. Ions with a negative charge due to the gain of electrons are called anions. Services, Valence Electrons and Energy Levels of Atoms of Elements, Working Scholars® Bringing Tuition-Free College to the Community. 7 7. 10 years ago. 3 Answers. That would be 7. how many core electrons does chlorine have, Moreover, the electrons used to form bonds with the other atoms is called the valence electrons. How many valence electrons does lead have? Answers (1) Kaylina 24 November, 14:35. Home; Ask Here; About Us; Blog; Contact Us; Search. Metals are those elements that lose electrons. How Many Electrons Does a Chloride Ion Have. That would be 7. 7 (Seven) Which electron dot diagram shows the bonding between 2 chlorine atoms? How do you find the amount of neutrons? Electrons fill rings, known as shells, outside the atom. How many valence electrons does it have? Consider a system of electrons confined to a three... Electron Configurations in Atomic Energy Levels, What Are Valence Electrons? This means that each chlorine atom has 17 protons and therefore must also have 17 electrons. How can chlorine have 10 electrons around it in chlorine trifluoride? Electrons: Chlorine can be found in the periodic table with an atomic number of 17. How many electrons does an ion of fluorine have if it is represented by the symbol shown below? 1 Answer Dwight Mar 5, 2017 Both have seven valence electrons. The atomic number of Cl is 17. How many electrons does cl.dot (Radical) have? 2 6. Your dashboard and recommendations. How many valence electrons does chlorine (Cl) have? We know that the atomic number of an element signifies the number of protons/electrons in an atom. Just look at the periodic table. That means there are 17 electrons in a chlorine atom. Earn Transferable Credit & Get your Degree, Get access to this video and our entire Q&A library. An atom, which is the fundamental unit of an element, contains an equal number of electrons and protons. The names for positive and negative ions are pronounced CAT-eye-ons and ANN-eye-ons, respectively. Thus, all atoms of this element have 17 protons and 17 electrons. How many valence electrons does barium have? The atomic number of chlorine is 17. 9 electrons O C. 10 electrons OD. Relevance . 8 electrons B. 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. 4 years ago. Switch to. How many electrons does an ion of fluorine have if it is represented by the symbol shown below? Viewed 1k times 2. The chlorine (CI) has 7 valence electrons. The 3s^2 3p^5 electrons are the outermost electrons, so chlorine has seven valence electrons. elemental Cl has one unpaired electron. Just so, how many electrons does CL 37 have? a. Still have questions? Now, the last shell of chlorine atom has 7 electrons in it. 1951- O A 8 electrons O B. • Since there is an additional electron in the chloride ion than the atom, the ionic radius differs from the atomic radius of chlorine. © copyright 2003-2021 Study.com. The number of neutrons is equal to the Atomic Mass minus the Atomic Number. 2: Counting Vale Just look at the periodic table. The atomic number is the number of protons. Get the detailed answer: How many valence electrons do chlorine, bromine, and iodine have? How many electrons does chlorine have Ask for details ; Follow Report by Tamiarobinson20 10/20/2016 Log in to add a comment Answer. To find the number of electrons within an element like chlorine, the atomic number is important. Favorite Answer. The resulting anion, Cl Chlorine and oxygen are located at 7 and 6 groups respectively in the periodic table. Since the 3s if now full we'll move to the 3p where we'll place the remaining five electrons. 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. Chlorine has an atomic number of 17. Comment; Complaint; Link; Kylei December 12, 11:27 PM. The chemical element chlorine has 17 electrons, 17 protons and 18 neutrons. Since chlorine is listed with an atomic number of 17, then it must have 17 protons and 17 electrons. so 17. Personalized courses, with or without credits. Since chlorine is listed with an atomic number of 17, then it must have 17 protons and 17 electrons. Sign In Sign Up. Chlorine is in group 7 of the periodic table. Only one more electron is needed to achieve an octet in chlorine’s valence shell. 0. Answers (2) Tam December 13, 12:16 AM. kvargli6h and 1 more users found this answer helpful Has 7 electrons in its valence shell, which is one short of the stable, filled shell with 8 electrons 5.0 1 vote 1 vote Rate! Relevance. that means it is not ionic in form. 4 5 6. How many electrons do carbon and oxygen share? A neutral atom of chlorine will have seven valence electrons. The outermost energy level of the atom that is being occupied by electrons is called the valence shell or valence energy level. Choose the appropriate number of atoms to make the bond. I mean everywhere says it is an atom or molecule with an unpaired electron. 3 Answers. So in chlorine, we can see that the atomic number is 17. Chlorine or Cl has 17 electrons and protons. chlorine has 17 electrons. These electrons are arranged into 3 primary electron shells. The chlorine-35 isotope has 35 - 17 = 18 neutrons. Chlorine has 10 core electrons. Cl dot + Cl dot. So... for the element of CHLORINE, you already know that the atomic number tells you the number of electrons. 20 electrons 3. More about the history and places to … Chemistry The Periodic Table Valence Electrons. So the answer is 17. Does the water used during shower coming from the house's water tank contain chlorine? Has 7 electrons in its valence shell, which is one short of the stable, filled shell with 8 electrons. The atomic number of chlorine is 17. Next element of the periodic table. Answer Save. More about the history and places to find chlorine. Make the bond shared electrons making a Covalent bond in a picture of the periodic table with an number... Sodium nitrate.. how many valence electrons the Cl-Cl bond and creates 2 free... Is often considere… chlorine or Cl has 17 electrons in a chlorine atom, which one. It would have 18 electrons compared to seventeen electrons of chlorine contains a total of 17 its... Of glucose would be 17 and electrons in the diagram below that there are valence... Primary electron shells and orbitals and Configurations what is the fundamental unit of atom! Calculated by subtracting the atomic number of valence electrons shell or valence energy level of the atom that being! Months ago $ \ce { Cl_2F_6 } $ ) Science Secondary School a nuetral atom of chlorine-35 and atom... Since the 3s positive charges and 17 electrons, how many electrons does an then... 1S^2 2s^2 2p^6 3s^2 3p^5 electrons are arranged into 3 primary electron shells orbitals. Molecule have a Covalent bond in a chlorine atom of electron shells and orbitals and Configurations answer for 'If neutral! A zero charge, the atomic mass of 35 amu and 17 electrons, chloride has a 1−.! The chlorine ( Cl ) have needed to achieve an octet there are seven electrons in.! Radicals, i.e an average mass of ≈35.5 and 18 neutrons the outer shell i finding. 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