What is the product obtained by heating the following allylic ether of phenol?
An acid among the following acids raises the acidity of phenol is:
1. Dil. H2SO4
2. Dil. HCl
3. Conc. H2SO4
4. Conc. CH3COOH
; Compounds (X) and (Y) can be differentiated by:
(1) , NaOI
(2) , then Fehling test
(3) , then Na
(4) Both (b) and (c)
Test to differentiate between (CH3OH) and (Ph-OH) is/are:
1. Litmus test
2. FeCl3
3. Br2/H2O
4. All of these
In the reaction + CH3OH Product.
The product is:
(1)
(2)
(3)
(4)
Methanol and ethanol can be distinguished by the following:
1. By reaction with metallic sodium.
2. By reaction with caustic soda.
3. By heating with iodine and washing soda.
4. By heating with zinc and inorganic mineral acid.
An ester cannot be prepared by -
1. RCOOH + R'OH + OH-
2. RCOCl+R'OH +Pyridine
3. RCOOH+ R’OH +H+
4. (RCO)2O + R'OH + Pyridine
Methylated spirit is:
1. methanol containing some pyridine
2. ethanol containing some methanol
3. pure methanol
4. 95% methanol
Absolute alcohol is prepared from rectified spirit by:
(1) fractional distillation
(2) steam distillation
(3) azeotropic distillation
(4) vacuum distillation
Glycerol has:
1. 3 primary alcoholic groups
2. 3 secondary alcoholic groups
3. 1 primary alcoholic group and 2 secondary alcoholic groups
4. 2 primary alcoholic groups and 1 secondary alcoholic group