Write down names of compounds represented by following formulae. (i) Al_{2}left(S O_{4}right)_{3} (i

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3. ATOMS AND MOLECULES

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Write down the names of compounds represented by the following formulae.

$(i) $ $Al_{2}\left(S O_{4}\right)_{3}$

$(ii)$ $CaCl _{2}$

$(iii)$ $K_{2} S O_{4}$

$(iv)$ $KNO _{3}$

$(v)$ $CaCO _{3}$.

Option A

Option B

Option C

Option D

Solution

$(i) $ Aluminium sulphate

$(ii)$ Calcium chloride

$(iii)$ Potassium sulphate

$(iv)$ Potassium nitrate

$(v)$ Calcium carbonate.

Standard 9

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