Which of the following statements about amorphous solids is incorrect
Options
(a) They melt over a range of temperature (b) They are anisotropic (c) There is no orderly arrangement of particles (d) They […]
Coacervates were experimentally produced by ……………
Options
(a) Urey and Miller (b) Jacob and Monod (c) Fischer and Huxley (d) Sidney Fox and Oparin
Correct Answer:
Sidney Fox and Oparin
Explanation:
Oparin and […]
Bhopal tragedy of 1984 was caused by the leakage of gas
Options
(a) methyl isocyanate (b) 2, 4-dichlorophenoxy acetic acid (c) ammonia (d) hydrogen cyanide
Correct Answer:
methyl isocyanate
Explanation:
No explanation available. Be […]
The silver salt of a fatty acid on refluxing with an alkyl halide gives an
Options
(a) acid (b) ester (c) ether (d) amine
Correct Answer:
ester
Explanation:
No explanation available. Be the […]
Which one of the following is not an amphoteric substance
Options
(a) HNO₃ (b) HCO₃⁻ (c) H₂O (d) NH₃
Correct Answer:
HNO₃
Explanation:
No explanation available. Be the first to write the explanation […]
Choroid plexus is a network of
Options
(a) capillaries (b) muscle fibres (c) nerves (d) lymph vessels
Correct Answer:
capillaries
Explanation:
No explanation available. Be the first to write the explanation for this […]
2017 Copyright Doctor Dreams Training Academy