The best method for the conversion of an alcohol into an alkyl chloride is by treating the alcohol with
PCl3
PCl5
SOCl2 in presence of pyridine
dry HCl in the presence of anhydrous ZnCl2
The compound which is not formed during the dry distillation of a mixture of calcium formate and calcium acetate is
methanal
propanal
propanone
ethanal
The reaction involved in the oil of winter green test is salicylic acid product. The product is treated with Na2CO3 solution. The missing reagent in the above reaction is
phenol
NaOH
ethanol
methanol
The compound which forms acetaldehyde when heated with dilute NaOH, is
1, 1-dichloroethane
1, 1, 1-trichloroethane
1-chloroethane
1, 2-dichloroethane
Arrange the following in the increasing order of their basic strengths CH3NH2, (CH3)2NH, (CH3)N, NH3
NH3 < (CH3)N < (CH3)2NH < CH3NH2
NH3 < (CH3)N < CH3NH2 < (CH3)2NH
(CH3)N < NH3 < CH3NH2 < (CH3)2NH
CH3NH2 < (CH3)2NH < (CH3)N < NH3
A diabetic person carries a packet of glucose with him always, because
glucose reduces the blood sugar level slowly
glucose increases the blood sugar level slowly
glucose reduces the blood sugar level
glucose increases the blood sugar level almost instantaneously
There are 20 naturally occurring amino acids. The maximum number of tripeptides that can be obtained is
8000
6470
7465
5360
A.
8000
Naturally occurring amino acids are 20. Hence, number of possible tripeptides = 203 = 8000