Find the odd one out: Hydrogen, Oxygen, Nitrogen, Ozone MCQ with Answer and Explanation

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Find the odd one out: Hydrogen, Oxygen, Nitrogen, Ozone

A. Hydrogen

B. Nitrogen

C. Oxygen

D. Ozone

Answer: Option D

Solution (By JKSSB Mock Tests)

Hydrogen, Oxygen and Nitrogen exist as diatomic molecules (H2, O2, N2); Ozone is triatomic (O3).

This question belongs to: Reasoning Classification (Odd One Out)

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Practice More Classification (Odd One Out) Questions

Question #1

Find the odd one out: Kathakali, Mohiniyattam, Bharatanatyam, Garba

A. Mohiniyattam

B. Bharatanatyam

C. Garba

D. Kathakali

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Correct Answer: Option C

Explanation:
Kathakali, Mohiniyattam and Bharatanatyam are Indian classical dances; Garba is a folk dance.

This question belongs to: Reasoning Classification (Odd One Out)

Question #2

Find the odd one out: Beautiful, Intelligent, Honest, Running

A. Beautiful

B. Honest

C. Running

D. Intelligent

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Correct Answer: Option C

Explanation:
Beautiful, Intelligent and Honest are adjectives; Running can be a verb or participle.

This question belongs to: Reasoning Classification (Odd One Out)

Question #3

Find the odd one out: Coal, Diesel, Petrol, Kerosene

A. Diesel

B. Coal

C. Petrol

D. Kerosene

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Correct Answer: Option B

Explanation:
Diesel, Petrol and Kerosene are liquid fuels; Coal is a solid fuel.

This question belongs to: Reasoning Classification (Odd One Out)

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