The formula C6H5-CO-CH3 represents_______ ?
The formula C6H5-CO-CH3 represents_______ ?
A. Acetone
B. Acetic acid
C. Acetophenone
D. Phenyl acetate
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Elements of group IA IIA are _________________?
Elements of group IA IIA are _________________?A. Electronegative
B. Electropositive
C. Neutral
D. IA is electropositive while IIA is electronegativeIn the formation of Zwitter ions proton goes from____________________?
In the formation of Zwitter ions proton goes from____________________?A. Carboxyl to amino group
B. Amino to carboxyl group
C. Amino group only
D. Carboxyl group onlyWhich of the following is not a use of silicon ?
Which of the following is not a use of silicon ?A. Lubricants
B. Hydraulic brakes
C. Antifreeze
D. Water repellentWhich of the following is the weakest reducing agent ?
Which of the following is the weakest reducing agent ?A. HF
B. HBr
C. HC
D. HIOne fathom is equal to:__________?
One fathom is equal to:__________?A. 6 feet
B. 6 meters
C. 60 feet
D. 100 cmWhich of the following reaction is not shown by ketones ?
Which of the following reaction is not shown by ketones ?A. reaction with HCN
B. reaction with NaHSO3
C. reaction with 2 4 dinitrophenyl hydrazine
D. reaction with Fehling solution