Chemistry Questions

Q:

Which of the following scientists had done some calculations for the fifth state of matter?

A) Satyendra Nath Bose B) CV Raman
C) Vikram Sarabhai D) Homi Bhabha
 
Answer & Explanation Answer: A) Satyendra Nath Bose

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Q:

Pick the odd one out from the following:

A) NaOH B) Cu(OH)2
C) NH4OH D) Zn(OH)2
 
Answer & Explanation Answer: A) NaOH

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Q:

Non-metal oxides are usually

A) acidic B) amphoteric
C) neutral D) basic
 
Answer & Explanation Answer: A) acidic

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Q:

An alloy is an example of

A) Colloidal solution B) Emulsion
C) Solid solution D) Heterogenous mixture
 
Answer & Explanation Answer: C) Solid solution

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Q:

What is the process of slow cooling of hot glass called?

A) Annealing B) Humidifying
C) Condensation D) Decantation
 
Answer & Explanation Answer: A) Annealing

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Q:

What was the element used in traditional thermometers which is highly toxic in nature?

A) Carbon B) Mercury
C) Arsenic D) Cadmium
 
Answer & Explanation Answer: B) Mercury

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Q:

Which term describes an enzyme?

A) reactant B) catalyst
C) substrate D) product
 
Answer & Explanation Answer: B) catalyst

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Q:

How many atoms will one mole of Carbon (C-12) contain?

A) 6.02 x 1023 B) 8.06 x 1020
C) 6.02 x 1026 D) 60.20 x 1026
 
Answer & Explanation Answer: A) 6.02 x 1023

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