Which of the following substances is a heavy chemical?
Ammonia
Barim Hydroxide
Hydrochloric acid
Tetraoxosulphate(VI)acid
Correct answer is D
No explanation has been provided for this answer.
Starch could be converted to glucose by the process of
Condensation
Dehydration
Fermentation
Hydrolysis
Correct answer is D
No explanation has been provided for this answer.
Esterification
Neutralization
Polymerization
Saponification
Correct answer is D
No explanation has been provided for this answer.
A compound has an empirical formular CH2O and molecular mass of 90.
[H = 1.00, C = 12.0, O = 16.0]
C4H10O2
C3H10O2
C3H6O3
C2H2O4
Correct answer is C
(CH2O)n = 90; (12 + (1 x 2) + 16)n = 90
(12 + 2 + 16)n = 90; 30n = 90; n = \(\frac{90}{30}\); n = 3
(CH2O)3 = Molecular formula ; = C3H6O3
The complete hydrogenation of benzene gives
Cyclohexene
Cyclohexane
Hexene
Hexane
Correct answer is B
No explanation has been provided for this answer.