Which of the following pollutants is biodegradable?
Domestic sewage
Metal scraps
Radioactive waste
Plastic foil
Correct answer is A
No explanation has been provided for this answer.
l and ll only
lll and IV only
ll, lll, and IV only
l, ll, lll, and IV only
Correct answer is D
No explanation has been provided for this answer.
What is the product Cx Hy in the following equation? C10H22 → C8H18 + CxHy
butene
octane
ethene
decane
Correct answer is C
C10H22 → C8H18 + CxHy
C10H22 → C8H18 + (C2H4) ⇒⇒ Ethene.
WHICH OF THE FOLLOWING PETROLEUM FRACTIONS YIELDS VASELINE AND PARAFFIN WAX ON REDISTILLATION?
DIESEL OIL
LUBRICATION OIL
PETROL
KEROSENE
Correct answer is B
No explanation has been provided for this answer.
Which of the following reactions will be affected by change in pressure at equilibrium?
X(g) + Y(g) ⇌ W(g) + Z(g)
X(g) + 2Y(g) ⇌W(g) + Z(g)
2X(g) ⇌ W(g) + Z(g)
2Y(g) ⇌ W(g) + Z(g)
Correct answer is B
No explanation has been provided for this answer.