Q. Which of the following compounds is a strong field ligand?
-
A.
H2O
-
B.
NH3
-
C.
CN-
-
D.
Cl-
Solution
CN- is a strong field ligand and causes large splitting of d-orbitals.
Correct Answer:
C
— CN-
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Q. Which of the following compounds is a strong oxidizing agent?
-
A.
H2O2
-
B.
NaCl
-
C.
FeCl3
-
D.
CuSO4
Solution
Hydrogen peroxide (H2O2) is a strong oxidizing agent.
Correct Answer:
A
— H2O2
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Q. Which of the following compounds is a strong reducing agent?
-
A.
H2O
-
B.
H2S
-
C.
HCl
-
D.
H2
Solution
Hydrogen gas (H2) is a strong reducing agent as it can donate electrons to other substances.
Correct Answer:
D
— H2
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Q. Which of the following compounds is a tertiary amine? (2022)
-
A.
Methylamine
-
B.
Ethylamine
-
C.
Trimethylamine
-
D.
Aniline
Solution
Trimethylamine is a tertiary amine as it has three alkyl groups attached to the nitrogen atom.
Correct Answer:
C
— Trimethylamine
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Q. Which of the following compounds is a typical example of a complex ion? (2022)
-
A.
NaCl
-
B.
CuSO4
-
C.
Ag(NH3)2+
-
D.
Fe2O3
Solution
Ag(NH3)2+ is a complex ion formed by silver and ammonia.
Correct Answer:
C
— Ag(NH3)2+
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Q. Which of the following compounds is a typical example of a transition metal complex? (2022)
-
A.
NaCl
-
B.
CuSO4
-
C.
Fe(CN)6^4-
-
D.
MgO
Solution
Fe(CN)6^4- is a typical example of a transition metal complex.
Correct Answer:
C
— Fe(CN)6^4-
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Q. Which of the following compounds is a weak acid?
-
A.
Hydrochloric acid
-
B.
Nitric acid
-
C.
Acetic acid
-
D.
Sulfuric acid
Solution
Acetic acid (CH3COOH) is a weak acid that does not completely dissociate in solution.
Correct Answer:
C
— Acetic acid
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Q. Which of the following compounds is an alcohol?
-
A.
C2H5OH
-
B.
C2H4
-
C.
C2H6
-
D.
C2H2
Solution
C2H5OH is ethanol, which is an alcohol.
Correct Answer:
A
— C2H5OH
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Q. Which of the following compounds is an aldehyde?
-
A.
C2H5OH
-
B.
CH3CHO
-
C.
C3H6O
-
D.
C6H12O6
Solution
The compound CH3CHO is an aldehyde, characterized by the presence of the -CHO functional group.
Correct Answer:
B
— CH3CHO
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Q. Which of the following compounds is an alkali metal? (2023)
-
A.
Calcium
-
B.
Sodium
-
C.
Magnesium
-
D.
Aluminum
Solution
Sodium is an alkali metal, found in Group 1 of the periodic table, characterized by its high reactivity.
Correct Answer:
B
— Sodium
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Q. Which of the following compounds is an alkene?
-
A.
C2H6
-
B.
C3H8
-
C.
C4H8
-
D.
C5H12
Solution
C4H8 is an alkene as it contains a carbon-carbon double bond.
Correct Answer:
C
— C4H8
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Q. Which of the following compounds is an alkyne?
-
A.
C2H4
-
B.
C3H6
-
C.
C4H8
-
D.
C5H8
Solution
C5H8 is an alkyne, as it follows the general formula C_nH_(2n-2).
Correct Answer:
D
— C5H8
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Q. Which of the following compounds is an amphoteric oxide? (2022)
-
A.
Na2O
-
B.
MgO
-
C.
Al2O3
-
D.
SiO2
Solution
Aluminum oxide (Al2O3) is an amphoteric oxide, meaning it can react with both acids and bases.
Correct Answer:
C
— Al2O3
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Q. Which of the following compounds is an aromatic alkyne?
-
A.
Phenylacetylene
-
B.
Propyne
-
C.
Ethyne
-
D.
1-butyne
Solution
Phenylacetylene is an aromatic alkyne as it contains a phenyl group attached to a triple bond.
Correct Answer:
A
— Phenylacetylene
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Q. Which of the following compounds is an aromatic amine? (2019)
-
A.
Ethylamine
-
B.
Aniline
-
C.
Cyclohexylamine
-
D.
Propylamine
Solution
Aniline is an aromatic amine as it contains a benzene ring attached to the amine group.
Correct Answer:
B
— Aniline
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Q. Which of the following compounds is an aromatic compound?
-
A.
Cyclohexane
-
B.
Benzene
-
C.
Cyclopentene
-
D.
Hexene
Solution
Benzene is an aromatic compound due to its cyclic structure and delocalized pi electrons.
Correct Answer:
B
— Benzene
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Q. Which of the following compounds is an aromatic hydrocarbon?
-
A.
Cyclohexane
-
B.
Benzene
-
C.
Cyclopropane
-
D.
Hexene
Solution
Benzene is a cyclic compound with delocalized pi electrons, making it aromatic.
Correct Answer:
B
— Benzene
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Q. Which of the following compounds is an aryl halide? (2019)
-
A.
Chloroethane
-
B.
Bromobenzene
-
C.
Iodobutane
-
D.
Chloropropane
Solution
Bromobenzene is an aryl halide as it contains a halogen atom bonded to an aromatic ring.
Correct Answer:
B
— Bromobenzene
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Q. Which of the following compounds is an example of a base? (2019)
-
A.
HCl
-
B.
NaOH
-
C.
H2SO4
-
D.
NH4Cl
Solution
Sodium hydroxide (NaOH) is a strong base.
Correct Answer:
B
— NaOH
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Q. Which of the following compounds is an example of a chelating agent?
-
A.
EDTA
-
B.
NaCl
-
C.
HCl
-
D.
K2SO4
Solution
EDTA (ethylenediaminetetraacetic acid) is a well-known chelating agent.
Correct Answer:
A
— EDTA
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Q. Which of the following compounds is an example of a coordination complex? (2022)
-
A.
NaCl
-
B.
CuSO4
-
C.
[Cu(NH3)4]SO4
-
D.
Fe2O3
Solution
[Cu(NH3)4]SO4 is a coordination complex where copper is coordinated to ammonia ligands.
Correct Answer:
C
— [Cu(NH3)4]SO4
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Q. Which of the following compounds is an example of a covalent compound formed by a p-block element? (2022)
-
A.
NaCl
-
B.
MgO
-
C.
SiCl4
-
D.
CaF2
Solution
SiCl4 is a covalent compound formed by silicon, a p-block element.
Correct Answer:
C
— SiCl4
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Q. Which of the following compounds is an example of a covalent compound? (2019)
-
A.
NaCl
-
B.
MgO
-
C.
SiO2
-
D.
CaF2
Solution
SiO2 (silicon dioxide) is a covalent compound formed by the sharing of electrons between silicon and oxygen.
Correct Answer:
C
— SiO2
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Q. Which of the following compounds is an example of a cyclic alkene?
-
A.
Cyclopropene
-
B.
Butene
-
C.
Hexene
-
D.
Octene
Solution
Cyclopropene is an example of a cyclic alkene.
Correct Answer:
A
— Cyclopropene
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Q. Which of the following compounds is an example of a haloarene? (2019)
-
A.
Chloroethane
-
B.
Bromobenzene
-
C.
Iodobutane
-
D.
Chloropropane
Solution
Bromobenzene is a haloarene as it contains a halogen atom directly attached to an aromatic ring.
Correct Answer:
B
— Bromobenzene
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Q. Which of the following compounds is an example of a ketone?
-
A.
Propanal
-
B.
Butan-2-one
-
C.
Benzaldehyde
-
D.
Acetic acid
Solution
Butan-2-one is a ketone as it has the carbonyl group (C=O) located between two carbon atoms.
Correct Answer:
B
— Butan-2-one
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Q. Which of the following compounds is an example of a Lewis acid?
-
A.
NH3
-
B.
H2O
-
C.
BF3
-
D.
CH4
Solution
BF3 is a Lewis acid because it can accept an electron pair due to its incomplete octet.
Correct Answer:
C
— BF3
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Q. Which of the following compounds is an example of a p-block element compound? (2020)
-
A.
NaCl
-
B.
MgO
-
C.
AlCl3
-
D.
CaF2
Solution
AlCl3 is a compound formed from a p-block element (Aluminum) and is a classic example of p-block chemistry.
Correct Answer:
C
— AlCl3
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Q. Which of the following compounds is an example of a polar covalent bond?
-
A.
Cl2
-
B.
HCl
-
C.
NaCl
-
D.
CH4
Solution
HCl has a polar covalent bond due to the difference in electronegativity between hydrogen and chlorine.
Correct Answer:
B
— HCl
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Q. Which of the following compounds is an example of a salt?
-
A.
NaCl
-
B.
H2O
-
C.
C6H12O6
-
D.
NH3
Solution
Sodium chloride (NaCl) is a classic example of a salt formed from the reaction of an acid and a base.
Correct Answer:
A
— NaCl
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