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JEE Main 202522 JanuaryEvening Shift
Exam
JEE Main
Year
2025
Date
22 January
Shift
Evening Shift
Subject
Chemistry
Chapter
p Block Elements (Group 15, 16, 17 & 18)

JEE Main 2025 · 22 January · Evening Shift · Chemistry · p Block Elements (Group 15, 16, 17 & 18)

The maximum covalency of a non-metallic group 15 element ' E ' with...

The maximum covalency of a non-metallic group 15 element ' E ' with weakest E−E\mathrm{E}-\mathrm{E} bond is :

Options

  1. A4
  2. B6
  3. C3
  4. D5

Correct answer

A. 4

Step-by-step solution

N−N<P−P\mathrm{N}-\mathrm{N} < \mathrm{P}-\mathrm{P} : single (σ)(\sigma) bond strength Due to L.P.-L.P. replusion and maximum possible covalency of nitrogen is 4 .
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