how to find valency of a chemical substance by criss cross method
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The popposite side is the answer
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Say the compound /chemical is "Silver Suphide"
1)Learn the valency of each compound.. the valency of silver is 1 and the symbol is Ag. The valency of sulphide is 2 and the symbol is S. Write the chemical's symbol and below it the valency..Criss cross to find the answer
So, the answer should be like this:
Ag S
1 2
Ag2S
1)Learn the valency of each compound.. the valency of silver is 1 and the symbol is Ag. The valency of sulphide is 2 and the symbol is S. Write the chemical's symbol and below it the valency..Criss cross to find the answer
So, the answer should be like this:
Ag S
1 2
Ag2S
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