EASY
10th CBSE
IMPORTANT
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 Which of the following represents Lewis structure of N2 molecule?

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Important Questions on Carbon and its Compounds

MEDIUM
10th CBSE
IMPORTANT
Which of the following will form scum with hard water?
EASY
10th CBSE
IMPORTANT
The reaction of ethanol with ethanoic acid to form ethyl acetate and water is called:
EASY
10th CBSE
IMPORTANT
Which of the following has the weakest carbon-carbon bond strength?
EASY
10th CBSE
IMPORTANT
Which of the following has the shortest carbon-carbon bond length?
HARD
10th CBSE
IMPORTANT
Which of the following salts when dissolved in water produces hard water?
MEDIUM
10th CBSE
IMPORTANT
The reaction, 2C2H5OH+2Na2C2H5ONa+H2 suggests that ethanol is:
EASY
10th CBSE
IMPORTANT
The acid present in vinegar is: