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.Management Sciences
Category: Chemistry Mcqs
When the reaction completes in more than one steps rate of reaction will be determined by________________?
0
A. Fast step
B. Slowest step
C. All steps
D. Molecularity of the reaction
Metallic crystals are soluble in________________?
A. Polar solvent
B. Non polar solvent
C. Fused metal
D. None
Preparation of vegetable ghee involves_________________?
A. halogenation
B. hydroxylation
C. hydrogenation
D. hydration
Octane number can be improved by________________?
A. Isomerization
B. Adding (C2H5)4 Pb
C. Adding (CH3)4 Pb
D. All
By the addition of base in waterpH will be_______________?
A. more than 7
B. less than 7
C. equal to 7
D. no effect
Ethy1 chloride on reduction in the presence of Zn/HCI produces___________________?
A. n. butane
B. Ethanol
C. Ethane
D. Diethy1 ether
Nitrates of which pair of elements give different products on thermal decomposition ?
A. Na K
B. Mg Ca
C. Li Na
D. Li Ca
Ethanol and methanol can be distinguished by a__________________?
A. Iodoform test
B. Lucas test
C. Benedicts test
D. Tollens test
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