Tardigrade
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Tardigrade
Question
Chemistry
Al and Ga have the same covalent radius because of
Q.
A
l
and
G
a
have the same covalent radius because of
2476
294
The p-Block Elements
Report Error
A
Greater shielding of
s
−
electrons of
G
a
atoms
17%
B
Poor shielding of
s
−
electrons of
G
a
atoms
17%
C
Poor shielding of
d
−
electrons of
G
atoms
67%
D
Greater shielding of
d
−
electrons of
G
a
atoms
0%
Solution:
Poor shielding increases the effective nuclear charge, thereby decreasing atomic radius. This effect counterbalances the effect of increase in atomic radius due to addition of another shell.