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Grade: 11
        
Why Gallium has smaller size than aluminimum? Explain your answer briefly
one year ago

Answers : (2)

The Hounds Of Justice
125 Points
							
Gallium comes after 3d series, d subshell is a poor screener and due to this Zeff increases and hence size decreases.
one year ago
Arun
22778 Points
							
The atomic radius of the Ga is less than Al because of poor screening effect. Theatomic radius of Ga is slightly lesser than of Al because in going from Al to Ga, the electrons havealready occupied 3d sub shell in Ga.
one year ago
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