Chemistry, asked by s1268yash9682, 6 hours ago

valencie of sodium,chromium,zinc and iron?

Answers

Answered by ɪᴛᴢᴛʀᴀɢɪᴄɢɪʀʟ

2

sodium = 1

chromium = 2

zinc = 2

iron = 2,3 ( variable valencies)

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