Question

IV. Write the chemical formula of the following compounds using cross valency method.
1) Hydrogen sulfate
2) Sodium chloride
3) Cumbrous oxide
4) Manganese (II) hydroxide

Answer 1

Answer:

hydrogen sulphate =H2S

2) Sodium chloride=nacl

3) Cumbrous oxide=cu2o

4) Manganese=mno2

Answer 2

Explanation:

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