Home Chemistry Classification of Elements and Periodicity Ionisation Energy Study the given diagram and fill up the blan…
Chemistry Classification of Elements and Periodicity Ionisation Energy Single Correct MCQ
Published on: August 13, 2026

Study the given diagram and fill up the blanks with appropriate choice.

P        

Q

R

S

(a)

Ionisation

Enthalpy

Electron

Gain

enthalpy

Atomic

 radius

electro

negativity

(b) Atomic

Radius

Ionisation

enthalpy

Electro

negativity

Electron

Gain

enthalpy

(c)

Ionisation

Enthalpy

Atomic

radius

Electro

negativity

Electron

Gain

enthalpy

(d)Electro

 negativity

Electron

Gain

enthalpy

Ionisation

enthalpy

Atomic

radius

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Text Solution

Verified by Experts
The correct answer is:
A

Ionisation enthalpy, electron gain enthalpy and electronegativity increases in a period from left to right while atomic radius decreases.

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