Physics-(general)

NEET Physics (general) MCQ Question

Type: MCQ-numerical-Easy-Class 11

What is the standard enthalpy change for the formation of NO₂(g) from N₂(g) and O₂(g)?

A

+33.2 kJ mol⁻¹

B

-33.2 kJ mol⁻¹

C

+128.5 kJ mol⁻¹

D

-285.8 kJ mol⁻¹

Correct Answer

Option A

Detailed Explanation

The standard enthalpy change for the formation of NO₂(g) from N₂(g) and O₂(g) is explicitly given as +33.2 kJ mol⁻¹ in the NCERT context.

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