The action of nitrous acid on an aliphatic primary amine,gives
Options
(a) secondary amine (b) nitro alkane (c) alcohol (d) alkyl nitrite
Correct Answer:
alcohol
Explanation:
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A bivalent metal has the equivalent weight of 12. The molecular weight of its oxide will be
Options
(a) 36 (b) 24 (c) 40 (d) 32
Correct Answer:
40
Explanation:
No explanation available. […]
The complete set of chromosomes, inherited as a single unit from one parent is known as
Options
(a) genome (b) linkage (c) gene pool (d) genotype
Correct Answer:
genome
Explanation:
No explanation available. […]
Color blindness in which all the colours are perceived as grey is termed as
Options
(a) monochromasia (b) chromasia (c) dichromasia (d) all of these
Correct Answer:
monochromasia
Explanation:
No explanation available. Be […]
Which of the following is a strong reducing agent
Options
(a) Cr (b) Cl (c) Na (d) Ca
Correct Answer:
Na
Explanation:
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Which of the following compound gives Cannizzaro’s reaction
Options
(a) CH₃CH₂CHO (b) HCHO (c) (CH₃)₂CHCHO (d) CH₃CHO
Correct Answer:
HCHO
Explanation:
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Which of the following elements will have the highest electron affinity
Options
(a) Chlorine (b) Nitrogen (c) Phosphorus (d) Fluorine
Correct Answer:
Chlorine
Explanation:
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The golden age of reptiles was
Options
(a) mesozoic era (b) palaeozoic era (c) proterozoic era (d) coenozoic era
Correct Answer:
mesozoic era
Explanation:
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