When aniline is treated with chloroform in the presence of alcoholic KOH, the product forms is
Options
(a) aniline (b) benzene (c) phenyl isocyanide (d) phenol
Correct Answer:
phenyl isocyanide
Explanation:
No explanation […]
Which of the following compounds possesses the C-H bond with the lowest bond dissociation energy?
Options
(a) Toluene (b) Benzene (c) n-Pentane (d) 2,2-Dimethylpropane
Correct Answer:
Toluene
Explanation:
Structure of Toluene:
Toluene (C₆H₅CH₃) […]
Ethanol and dimethyl ether have same empirical formula but ethanol has higher boiling point due to
Options
(a) ionic bond (b) acidic bond (c) hydrogen bond (d) covalent bont
Correct Answer:
hydrogen bond
If the rate of diffusion of CH₄ is twice of that of a gas X, then what is the molecular mass of the gas X
Options
(a) 32 (b) 96 (c) 80 (d) […]
A unit cell of sodium chloride has four formula units.The edge length of the unit cell is 0.564 nm.What is the density of sodium chloride
Options
(a) 1.2 g/cm³ (b) 2.16 g/cm³ (c) […]
If 0.2g of an organic compound containing carbon, hydrogen, and oxygen on combustion, yielded 0.147g carbon dioxide and 0.12g water, what will be the content of oxygen in substance
Options
(a) 82.23% (b) […]
Which of the following is a hypnotic
Options
(a) Acetaldehyde (b) Paraldehyde (c) Metaldehyde (d) None of these
Correct Answer:
Paraldehyde
Explanation:
No explanation available. Be the first to write the explanation for […]
The base present in DNA, but not RNA is
Options
(a) uracil (b) thymine (c) guanine (d) adenine
Correct Answer:
thymine
Explanation:
No explanation available. Be the first to write the explanation for […]
When aniline is treated with sodium nitrite and hydrochloric acid at 0⁰C, it gives
Options
(a) phenol and N₂ (b) diazonium salt (c) hydrazo compound (d) no reaction takes place
Correct Answer:
diazonium […]
Acetone reacts with iodine to form iodoform in the presence of
Options
(a) CaCO₃ (b) MgCO₃ (c) NaOH (d) all of these
Correct Answer:
NaOH
Explanation:
No explanation available. Be the first to […]
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