Which of the following compound forms white precipitate with bromine water?
Nitrobenzene
Phenol
Benzene
All of the above
Alkaline hydrolysis of which among the following compounds leads to the formation of a racemate?
1-bromo-1-phenylethane
1-chloro-3-methylbutane
Bromoethane
1-chloropropane
Reaction of which among the following ethers with HI in cold leads to the formation of methyl alcohol?
Ethyl methyl ether
Methyl propyl ether
lsopropyl methyl ether
tert-butyl methyl ether
( +2) 2-methylbutan-1-ol (-) 2-methylbutan -1- ol have different values for which property?
Boiling point
Relative density
Refractive index
Specific rotation
Phenol is a highly corrosive substance, but it 0.2 percent solution is used as
Antibiotic
Antiseptic
Disinfectant
Antihistamine
375 mg of an alcohol reacts with required amount of methyl magnesium bromide and releases 140 mL of methane gas at STP. The alcohol is
ethanol
n-butanol
methanol
n-propanol
The compound of molecular formula C5H10O(A) reacts with Tollen's reagent to give silver mirror but does not undergo aldol condensation. The compound A is
3-pentanone
2, 2-dimethylpropanal
3-hydroxy-2-pentene
3-methylbutanal
B.
2, 2-dimethylpropanal
The compound A is 2, 2-dimethylpropanal. Since, the compound reacts with Tollen's reagent, it contains -CHO group. It does not give aldol condensation. The structure of the given compound is as-
lsopropyl methyl ether when treated with cold hydrogen iodide gives
isopropyl iodide and methyl iodide
isopropyl alcohol and methyl iodide
isopropyl alcohol and methyl alcohol
isopropyl iodide and methyl alcohol
Compound 'A' of molecular formula C4H10O on treatment with Lucas reagent at room temperature gives compound 'B'. When compound 'B' is heated with alcoholic KOH, it gives isobutene. Compound 'A' and 'B' are respectively
2-methyl-2-propanol and 2-methyl-2-chloropropane
2-methyl-1-propanol and 1-chloro-2-methylpropane
2-methyl- 1-propanol and 2-methyl-2-chloropropane
butan-2-ol and 2-chlorobutane