Chemistry, asked by thapasajan378, 1 year ago

First thirty elements and their atomic number and valency

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Answered by ashishchoudhary27

2

I'm just sure about 1st 20 element . hope it will help you

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Answered by smitpandhare43pbe9lt

2

Hey.... Here is ur answer...

Hope that it will help you... ☺☺☺

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