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41
What is the number of mole(s) of H2(g) required to saturate one mole benzene?
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Answer: Option C
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42
Which of the following hydrocarbons have only one structure?
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Answer: Option D
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43
Synthetic ethanol is produced by reacting ethene (in the presence of phosphoric acid) with
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Answer: Option D
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44
. . . . . . . . is an unsaturated hydrocarbon.
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Answer: Option C
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45
What are the elements present in alcohol?
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Answer: Option B
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46
During the first world war, which of the following gas was utilised as the chemical weapon?
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Answer: Option C
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47
Which of the following acids is present in ant bites?
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Answer: Option A
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48
Which of the following is the other name for 'marsh gas'?
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Answer: Option A
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49
Lactic acid is a:
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Answer: Option A
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50
Which one of the following carbon compounds will not give a sooty flame?
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Answer: Option B
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