Question

The valancies of the two elements of
binary compound are to obtain
its formula .​

Answer 1

Answer:

1) A symbol is an abbreviation of the name of an element.

2) A molecule of an element or a compound is represented by its formula.

3) The Valencies of the two elements of a binary compound are transposed to obtain it's formula.

4) Atoms are neither lost nor gained in a chemical reaction.

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