Benzoic acid with Ba(OH)₂ gives
Options
(a) barium benzoate (b) benzaldehyde (c) benzene (d) toluene
Correct Answer:
benzene
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Who stated that a population is a self regulating system?
Options
(a) Wynne Edward (b) T.R. Malthus (c) Lamarck (d) Darwin
Correct Answer:
T.R. Malthus
Explanation:
No explanation available. Be the first to […]
Identify the feasible reaction among the following
Options
(a) K₂CO₃ →K₂O + CO₂ (b) Na₂CO₃ → Na₂O + CO₂ (c) Li₂CO₃ → Li₂O + CO₂ (d) Rb₂CO₃ → Rb₂O+ CO₂
Correct Answer:
Li₂CO₃ […]
The rocket fule among the following is
Options
(a) hydrazine (b) urea (c) helium (d) thiourea
Correct Answer:
hydrazine
Explanation:
No explanation available. Be the first to write the explanation for this question […]
The greenhouse effect can be caused by the presence of the following component present in automobile exhaust
Options
(a) oxides of nitrogen (b) hydrocarbons (c) CO₂ (d) SO₂
Correct Answer:
CO₂
Explanation:
No […]
The polymer obtained by the interaction of ethylene glycol and succinic acid shall be a
Options
(a) polyester (b) polyalkene (c) polyacrylate (d) polyamide
Correct Answer:
polyester
Explanation:
Condensation of an alcohol with an […]
Benzoic acid with Ba(OH)₂ gives
Options
(a) barium benzoate (b) benzaldehyde (c) benzene (d) toluene
Correct Answer:
benzene
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Reaction between an acyl halide and the sodium salt of a fatty acid results in the formation of
Options
(a) an ester (b) an anhydride (c) an alcohol (d) a ketone
Correct Answer: […]
In the manufacture of ethanol from starch by fermentation, the following enzyme has no role to play
Options
(a) lipase (b) maltase (c) zymase (d) amylase
Correct Answer:
lipase
Explanation:
Lipase acts on fats […]
Which of the following oxides is used in lead storage battery
Options
(a) PbO (b) PbO₂ (c) Pb₂O₃ (d) Pb₃O₄
Correct Answer:
PbO₂
Explanation:
Lead storage battery consists of a group of lead […]
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