Science, asked by praptiwaghpanje, 3 months ago

the valency of hydrogen is 'one' as per the molecular formula H20 therefore valency of 'Fe' turns out to be ............... as for the formula Fe203

pnhariharan2006: the answer is 3.

Answers

Answered by abhi230204

4

Answer:

the correct answer is 3

Explanation:

Hope it helps you!!!!!!!!!

Answered by kunalkumar06500

3

Answer:

The valency of hydrogen is 'one as per the molecular formula H2O . Therefore valency of 'Fe' turns out to be (three) as per the formula Fe2O3.

answer = three

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