1099+ Important Chemistry MCQ Questions Answers

Q:

Pentane has _____ structural isomers.

A) 1	B) 2
C) 3	D) 4

Answer & Explanation Answer: C) 3

Explanation:

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Q:

Sphalerite is an ore/mineral of

A) Mercury	B) Molybdenum
C) Silver	D) Zinc

Answer & Explanation Answer: D) Zinc

Explanation:

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Q:

Which of these is not a macronutrient for Plants?

A) Nitrogen	B) Phosphorus
C) Potassium	D) Chlorine

Answer & Explanation Answer: D) Chlorine

Explanation:

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