Toluene can be oxidised to benzoic acid by
Options
(a) H₂SO₄ (b) KMnO₄ (c) K₂Cr₂O₇ (d) both (KMnO₄) and (K₂Cr₂O₇)
Correct Answer:
both (KMnO₄) and (K₂Cr₂O₇)
Explanation:
No explanation available. Be the first […]
Among the given compounds, one which can be distinguished by AgNO₃ is
Options
(a) ethane (b) ethylene (c) acetylene (d) diethyl ether
Correct Answer:
acetylene
Explanation:
Acetylene when passed through an ammoniacal solution […]
Octane number can be changed by
Options
(a) isomerisation (b) alkylation (c) cyclisation (d) all of these
Correct Answer:
all of these
Explanation:
No explanation available. Be the first to write the explanation […]
‘The addition of unsymmetrical reagents to unsymmetrical alkenes occurs in such a way that the negative part of the addendum goes to that carbon atom of the double bond which carries lesser number of hydrogen […]
Which of the following yield both alkane and alkene
Options
(a) Kolbe’s reaction (b) Williamson’s synthesis (c) Wurtz reaction (d) Sandmeyer reaction
Correct Answer:
Kolbe’s reaction
Explanation:
No explanation available. Be the first […]
Gobar gas contains
Options
(a) methane (b) ethane (c) propane (d) butane
Correct Answer:
methane
Explanation:
Gober gas mainly contains lower alkanes. It contains about 80% methane . 10% ethane and the remainning […]
Which of the following is an alicyclic compound
Options
(a) Benzene (b) Furan (c) Cyclohexane (d) Hexane
Correct Answer:
Cyclohexane
Explanation:
No explanation available. Be the first to write the explanation for this […]
Which of the following will not show resonance
Options
(a) H₂O₂ (b) Allene (c) Ozone (d) Oxygen
Correct Answer:
Allene
Explanation:
No explanation available. Be the first to write the explanation for this […]
Neutral divalent carbon species released as reaction intermediate in reaction of ethylene is
Options
(a) carbocation (b) carbene (c) carbanion (d) free radical
Correct Answer:
carbene
Explanation:
Carbocation is the +ve charged carbon […]
The oxidation of benzene by V₂O₅ in the presence of air produces
Options
(a) maleic anhydride (b) benzoic acid (c) benzaldehyde (d) benzoic anhydride
Correct Answer:
maleic anhydride
Explanation:
No explanation available. Be […]
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