Two elements P and Q belong to the 3rd period of the Modern Periodic Table and are in group 1 and 2 respectively. Compare their following characteristics in tabular form: i] The number ofelectron in their atoms ii] The size of their atoms iii] Their metallic character iv] Their tendencies to lose electrons v] The formula of their oxides vi] The formula of their chlorides.

Two elements P and Q belong to the 3rd period of the Modern Periodic T

1.	Two elements P and Q belong to the 3rd period of the Modern Periodic Table and are in group 1 and 2 respectively. Compare their following characteristics in tabular form: i] The number ofelectron in their atoms ii] The size of their atoms iii] Their metallic character iv] Their tendencies to lose electrons v] The formula of their oxides vi] The formula of their chlorides.
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