Q.

The As-Cl bond distance in AsCl3 is 2.20 A. If radius of chlorine atom is 0.99 A0, then radius of As-atom is

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a

0.24Å

b

3.19Å

c

1.21Å

d

2.09Å

answer is C.

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Detailed Solution

bond length of bonded atoms will be sum of their atomic radii in generalr(Cl)=0.99År(As)=2.20−0.99=1.21Å
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