Butanenitrile is prepared by heating
Options
(a) propyl alcohol with KCN (b) butyl alcohol with KCN (c) butyl chloride with KCN (d) propyl chloride with KCN
Correct Answer:
propyl chloride with KCN
Explanation: […]
Which is insoluble in water
Options
(a) Sodium carbonate (b) Sodium bicarbonate (c) Calcium carbonate (d) Calcium bicarbonate
Correct Answer:
Calcium carbonate
Explanation:
No explanation available. Be the first to write the explanation […]
Phenylethyl ether when boiled with concentrated HBr gives
Options
(a) phenol and ethyl bromide (b) p-bromophenol and ethyl bromide (c) p-bromophenylethyl ether (d) None of these
Correct Answer:
phenol and ethyl bromide
Explanation: […]
Which of the following on addition of water in presence of acid gives a ketone
Options
(a) Propene (b) Butene-2 (c) Propyne (d) None of these
Correct Answer:
Propyne
Explanation:
Alkynes on hydration in […]
The general molecular formula for a cycloalkyl group is
Options
(a) CnH₂n₊₁ (b) CnH₂n₋₁ (c) CnH₂n (d) none of these
Correct Answer:
CnH₂n₋₁
Explanation:
The general molecular formula for cycloalkane is C(n)H₂(n). Thus […]
IUPAC name of CH₃CH₂CH₂CH(CH₃)COCH₃ is
Options
(a) isohexanone (b) heptanone (c) hexanone-5 (d) 3-methylhexan-2-one
Correct Answer:
3-methylhexan-2-one
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Which of the following is diamagnetic
Options
(a) [Mn(H₂O)₆]²⁺ (b) [Cu(H₂O)₆]²⁺ (c) [Co(NH₃)₆]³⁺ (d) [Co(H₂O)₆]²⁺
Correct Answer:
[Co(NH₃)₆]³⁺
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
How many FeSO₄.7H₂SO₄ will be oxidised by an acidified solution containing 9.48 g KMnO₄
Options
(a) 83.4 g (b) 16.7 g (c) 1.67 g (d) 8.3 g
Correct Answer:
83.4 g
Explanation:
Balanced […]
In which of the solutions containing following solutes, its normality is equal to its molarity
Options
(a) Boric acid (b) Sodium carbonate (c) Sulphuric acid (d) Phosphoric acid
Correct Answer:
Boric acid
Explanation: […]
Electrophoresis is the movement of colloidal particles under the effect of
Options
(a) light (b) gravity (c) magnetic field (d) electric field
Correct Answer:
electric field
Explanation:
No explanation available. Be […]
2017 Copyright Doctor Dreams Training Academy