Q2 · CSIR-NET Chemistry, June 2012

Paper: CSIR-NET June 2012 · Subject: Inorganic Chemistry · Chapter: Chemical Bonding · Topic: Chemical Bonding – General · Marks: 2 · Difficulty: Easy

The size of the d orbitals in Si, P, S and Cl follows the order.

(a)$\mathrm{Cl}>\mathrm{S}>\mathrm{P}>\mathrm{Si}$

(b)$\mathrm{Cl}>\mathrm{P}>\mathrm{S}>\mathrm{Si}$

(c)P $>$ S $>$ Si $>$ Cl

(d)Si $>$ P $>$ S $>$ Cl

Answer

Answer: D ✓ checked by 4AB · confidence high

Explanation

Increasing effective nuclear charge across the period contracts the 3d orbitals: Si > P > S > Cl (d).

Study loop for Chemical Bonding

1. Practise the PYQsPrevious-year questions, with answers

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