N₂ gas will not be evolved upon reaction of HNO₂ with which of the following
N₂ gas will not be evolved upon reaction of HNO₂ with which of the following amines
Options
(a) 1⁰ (b) 2⁰ (c) 3⁰ (d) Both (2⁰) and (3⁰)
Correct Answer:
Both (2⁰) and […]
Questions
Which of the following compounds gives benzoic acid on hydrolysis
Which of the following compounds gives benzoic acid on hydrolysis
Options
(a) Chlorobenzen (b) Benzoyl chloride (c) Chlorophenol (d) Chlorotoluene
Correct Answer:
Benzoyl chloride
Explanation:
No explanation available. Be the first to write […]
Acetone reacts with Grignard reagent to form
Acetone reacts with Grignard reagent to form
Options
(a) 3⁰ alcohol (b) 2⁰ alcohol (c) ether (d) no reaction
Correct Answer:
3⁰ alcohol
Explanation:
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Which one among the following contains a phenolic -OH group
Which one among the following contains a phenolic -OH group
Options
(a) citric acid (b) picric acid (c) formic acid (d) oxalic acid
Correct Answer:
picric acid
Explanation:
No explanation available. Be […]
Ethyl alcohol exhibits acidic character on reacting with
Ethyl alcohol exhibits acidic character on reacting with
Options
(a) hydrogen iodide (b) acetic acid (c) sodium metal (d) all of these
Correct Answer:
sodium metal
Explanation:
2CH₃CH₂OH + Na →2CH₃CH₂O⁻Na⁺ +H₂
Formation of […]
In the following reaction CHCl₃ + C₆H₅NH₂ + 3NaOH → A + 3B + 3C the product
In the following reaction CHCl₃ + C₆H₅NH₂ + 3NaOH → A + 3B + 3C the product A is
Options
(a) ethylidene chloride (b) phenyl cyanide (c) chlorobenzene (d) phenyl isocyanide
Correct […]
Among the following the most reactive towards alcoholic KOH is
Among the following the most reactive towards alcoholic KOH is
Options
(a) CH₂ = CHBr (b) CH₃COCH₂CH₂Br (c) CH₃CH₂Br (d) CH₃CH₂CH₂Br
Correct Answer:
CH₃CH₂CH₂Br
Explanation:
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In the silver plating of copper, K[Ag(CN)₂] is used instead of AgNO₃. The reason
In the silver plating of copper, K[Ag(CN)₂] is used instead of AgNO₃. The reason is
Options
(a) a thin layer of Ag is formed on Cu (b) more voltage is required (c) Ag⁺ […]
In the formation of [Ni(CN)₄]²⁻, the type of hybridisation involved is
In the formation of [Ni(CN)₄]²⁻, the type of hybridisation involved is
Options
(a) sp² (b) sp³d (c) dsp² (d) sp³d
Correct Answer:
dsp²
Explanation:
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Which one of the following elements constitutes a major impurity in pig iron
Which one of the following elements constitutes a major impurity in pig iron
Options
(a) Sulphur (b) Oxygen (c) Silicon (d) Carbon
Correct Answer:
Carbon
Explanation:
No explanation available. Be the first to […]