Diameter of an atom is in the order of________________?
Diameter of an atom is in the order of________________?
A. 0.2m
B. 0.2mm
C. 0.2nm
D. 0.2pm
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Carboxylic acid reacts with ammonia to form ammonium salts which on heating produces_______________?
Carboxylic acid reacts with ammonia to form ammonium salts which on heating produces_______________?A. CO2
B. Alkane
C. Ester
D. AcidamideForce responsible to hold atoms together in a compound is called ________________?
Force responsible to hold atoms together in a compound is called ________________?A. Bond
B. Attractive force
C. Interaction
D. All of above represent same entityAbsolute alcohol is obtained when rectified spirit is treated with__________________?
Absolute alcohol is obtained when rectified spirit is treated with__________________?A. Ca(OH)2
B. CaCO3
C. CaCl2
D. CaOThe volume strength of 1.5 N H2O2 solution is_______?
The volume strength of 1.5 N H2O2 solution is_______?A. 4.8
B. 5.2
C. 8.8
D. 8.4Acetal on acid hydrolysis generates__________________?
Acetal on acid hydrolysis generates__________________?A. Alcohol
B. Ketone
C. Both A & B
D. None of the aboveA elements are named as alkali metals because_______________?
A elements are named as alkali metals because_______________?A. Their oxides are basic
B. Their oxide and hydroxides are water soluble
C. Both A & B
D. They are found in earth