EASY
10th CBSE
IMPORTANT
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Butanol and isobutanol are isomers.

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Important Questions on Carbon and Its Compounds

EASY
10th CBSE
IMPORTANT
Molar mass of two successive members of a homologous series differs by _____ units.
EASY
10th CBSE
IMPORTANT
Formic acid was first isolated from _____
MEDIUM
10th CBSE
IMPORTANT

Fill in the blank with the correct option provided in the bracket.

Starch is converted into maltose by the enzyme _____(carboxypeptidase/diastase/trypsin).

EASY
10th CBSE
IMPORTANT
Soaps are _____ class of detergents. (cationic / anionic)
MEDIUM
10th CBSE
IMPORTANT
Soaps form micelles carrying _____ (negative/positive) charge.
MEDIUM
10th CBSE
IMPORTANT
The minimum concentration at which soaps form micelle is called critical _____.
EASY
10th CBSE
IMPORTANT
1-methoxypropane and ethoxyethane are _____. (Tautomers/Metamers/Anomers)
EASY
10th CBSE
IMPORTANT

Aqueous solution of NaHCO3 on reacting with CH3COOH gives CO2. This CO2 comes from _____.

(A) CH3COOH              (B) NaHCO3               (C)H2O

Enter your correct answer as A, B or C.