Chemistry Questions

Q:

______________ is a multibranched polysaccharide of glucose that serves as a form of energy storage in animals and fungi.

A) B) Glycogen
C) Pectin D) Chitin
 
Answer & Explanation Answer: B) Glycogen

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Q:

Manganite is an ore/mineral of

A) Beryllium B) Chromium
C) Manganese D) Copper
 
Answer & Explanation Answer: C) Manganese

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Q:

The Chemical formula of Aluminium Chloride is _____.

A) AlCl B) AlCl2
C) AlCl3 D) Al2Cl3
 
Answer & Explanation Answer: C) AlCl3

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Q:

What is the chemical formula for Sodium Chloride (Salt)?

A) NaCl2 B) NaCl
C) Na2Cl D) Na2C
 
Answer & Explanation Answer: B) NaCl

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Q:

Which among the following metal is used for galvanization?

A) Zinc B) Copper
C) Iron D) Silver
 
Answer & Explanation Answer: A) Zinc

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Q:

The Chemical formula of Ammonium nitrate is ___________.

A) (NH2)2NO3 B) NH4NO3
C) NH4(NO3)2 D) NH2NO3
 
Answer & Explanation Answer: B) NH4NO3

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Q:

Which of the following green house gases has the greatest heat-trapping ability?

A) Chlorofluoro carbon B) Methane
C) Carbon dioxide D) Nitrous oxide
 
Answer & Explanation Answer: A) Chlorofluoro carbon

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Q:

Which element is generally No Radioactive?

A) Thorium B) Polonium
C) Germanium D) Plutonium
 
Answer & Explanation Answer: C) Germanium

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