The boiling of fat and aqueous caustic soda is referred to as
hydrolysis
esterification
acidification
saponification
Correct answer is D
No explanation has been provided for this answer.
CH3CH2CH2CH3
CH2 = CH - CH2CH3
HC≡CH
CH3 - C = C - CH3
Correct answer is C
When ethyne is passed through an ammoniacal solution of copper(I) chloride, a red-brown precipitate of copper(I) acetylide is produced. Terminal alkynes also react to form a red-brown precipitate
Ordinary glass is manufactured from silica, CaCO3 and
Na2CO3
K2CO3
K2SO4
NaHCO3
Correct answer is A
No explanation has been provided for this answer.
Which of these pairs are synthetic and natural macromolecules respectively?
Haemoglobin and nylon, creatine and polyethylene
Nylon and polyethlene, creatine and Haemoglobin
Nylon and creatine, polyethylene and haemoglobin
Creatine and Polyethylene, nylon and haemoglobin
Correct answer is C
No explanation has been provided for this answer.
The number of isomers formed by C<sub>6</sub>H<sub>14</sub> is
4
5
2
3
Correct answer is B
No explanation has been provided for this answer.