Al and Ga have the same covalent radii because of: greater shielding power of s-electrons of Ga atoms,
poor shielding power of s-electrons of Ga atoms,
poor shielding power of d-electrons of Ga atoms,
greater shielding power of d-electrons of Ga atoms
A
greater shielding power of s-electrons of Ga atoms
B
poor shielding power of s-electrons of Ga atoms
C
poor shielding power of d-electrons of Ga atoms
D
greater shielding power of d-electrons of Ga atoms
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