Q. Which group of metals are stored under kerosene or liquid paraffin to protect them from action of air?

A
Alkali metals
B
Alkali Earth metals
C
Lanthonide
D
Actinoid
Solution:

The alkali metals are a group (column) in the periodic table consisting of the chemical elements lithium (Li), sodium (Na), potassium (K), rubidium (Rb), caesium (Cs), and francium (Fr).

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