Question

what is the atomic number of chlorine ​

Answer 1

Answer:

$\huge\underline\mathcal \red{ᴀɴsᴡᴇʀ࿐}$

ᴛʜᴇ ᴀᴛᴏᴍɪᴄ ɴᴜᴍʙᴇʀ ᴏғ ʜᴇʟɪᴜᴍ ɪs 17

$\huge\underline{\overline{\mid{\bold{\red{ItzMøøNBøY-}}\mid}}}$

Answer 2

Answer:

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Explanation:

17

Atomic mass: 35.453 u

Symbol: Cl

Electron configuration: [Ne] 3s²3p⁵