How many protons do all chlorine atoms have?

1 Answer
anor277
Feb 26, 2016

Every chlorine atom has 17 protons, 17 fundametal positively charged nuclear particles.

Explanation:

Elemental identity is defined by the number of protons, fundamental, massive, positively charged nuclear particles. The number of protons give Z, the atomic number, the which determines elemental identity: 1 for H; 2 for He;.......and 17 for Cl.

Do you have to remember these numbers? NO, because for every test in Chemistry and Physics you will ever sit, you should be supplied with a Periodic Table of Elements as a matter of course. You still have to be able to use the Table, so get on the case.

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