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 Chemistry Questions

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Q:

Which of the following is NOT a property of acids?

A) Acids form salts with bases B) Acids have bitter taste
C) Acids have sour taste D) Acids turn blue litmus red
 
Answer & Explanation Answer: B) Acids have bitter taste

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Q:

15% of an alloy was silver. If in a quantity of alloy there was 51 g of silver, what was the quantity of the other elements in the alloy?

A) 204 g B) 340 g
C) 300 g D) 289 g
 
Answer & Explanation Answer: D) 289 g

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Q:

In the following gases, which is not a colorless or odourless gas?

A) Nitrogen B) Chlorine
C) Hydrogen D) Oxygen
 
Answer & Explanation Answer: B) Chlorine

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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:

Researchers at the University of Illinois have discovered new form of matter called Excitonium which was coined by ______ in the 1960’

A) Bertrand Halperin B) Eugene Wigner
C) Paul Dirac D) Felix Bloch
 
Answer & Explanation Answer: A) Bertrand Halperin

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Q:

Which of the following is used for disinfecting drinking water?

A) Baking powder B) Bleaching powder
C) Washing soda D) Baking soda
 
Answer & Explanation Answer: B) Bleaching powder

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Q:

Which of the following scientists gave the law that governs the force of attraction/repulsion between two charged particles?

A) Charles Dufay B) Michael Faraday
C) Archimedes D) Charles Coulomb
 
Answer & Explanation Answer: D) Charles Coulomb

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Q:

Select the INCORRECT set of Molecular Formula - IUPAC Name - Common Name from the following options.

A) C4H9OH B) C2H3OH - Methanol - Methyl Alcohol
C) C2H5OH - Ethanol - Ethyl Alcohol D) C3H7OH - Propanal - Propyl Alcohol
 
Answer & Explanation Answer: B) C2H3OH - Methanol - Methyl Alcohol

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