hydrocarbon, alcohol, polymer, organic acid and explosive substance - Category wise Question and Answer Practice Test with Solutions

Question : 21 [UPPCS (Mains) 2015]

Which one of the following substances is used in glazing the pottery?

a) Calomel

b) Zinc oxide

c) Alum

d) Zinc chloride

Question : 22 [PCS (Pre) 2016]

Poisonous mustard gas is a

a) Solid

b) Gas

c) Liquid

d) None of these

Question : 23 [BPSC (Pre) 2015]

Which is the fundamental element of all organic compounds?

a) Carbon

b) Nitrogen

c) Oxygen

d) Brimstone

Question : 24 [IAS (Pre) 1994]

Which one of the following is the correct sequential order in which these appeared under simulated primitive earth condition?

a) Amino Acid, Nitrile, Hydrogen Cyanide, Methane

b) Methane, Hydrogen, Cyanide, Nitrile, Amino Acid

c) Hydrogen Cyanide, Methane, Nitrile, Amino Acid

d) Nitrile, Amino Acid, Methane, Hydrogen Cyanide

Question : 25 [IAS (Pre) 1996]

The offending substance in the liquor tragedies leading to blindness etc., is

a) Amyl alcohol

b) Ethyl alcohol

c) Benzyl alcohol

d) Methyl alcohol