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Atoms and Molecules — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceAtoms and Molecules1 Mark
Question
Work out the formulae for the following compounds:
Calcium carbonate.
✓

Answer

Calcium carbonate:

$\ \text{Symbols}:\ \ \ \ \ \text{Ca}\ \ \ \ \ \ \ \ \ \text{CO}_3\\ {\text{Valencies}}:\ \ +2\ \ \ \ \ \ \ \ -2$

Thus, the resulting compound is CaCO3

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