Assertion (A) - At 300 K, kinetic energy of 16 g of methane is equal to the kinetic energy of 32 g of oxygen.
Reason (R) - At constant temperature, kinetic energy of one mole of all gases is equal.
The correct answer is
Both (A) and (R) are true and (R) is the correct explanation of (A)
Both (A) and (R) are true but (R) is not the correct explanation of (A).
(A) is true but (R) is not true.
(A) is not true but (R) is true
Which one of the following is a secondary alcohol?
2-methyl-1 propanol
2-methyl-2-propanol
2-butanol
1-butanol
The IUPAC name of an unsymmetrical ether with the molecular formula = C4H10O
ethoxy propane
methoxy ethane
ethoxy ethane
methoxy propane
The following reaction is an example of .......... reaction-
C2H4Br2 → C2H2
addition
dehydrohalogination
substitution
debromination
Identify A and B in the following reaction-
C2H5Cl C2H5OH C2H5Cl
A = aq. KOH; B = AgOH
A = al. KOH/ ; B = aq. NaOH
A = aq. NaOH; B = AgNO2
A = AgNO2; B = KNO2
Which one of the following functional groups undergoes hydrolysis with alkali to yield an acid group?
-CN
-CHO
-COCH3
-Br
Which one of the following compounds forms a quaternary salt on reacting with excess methyl iodide?
C2H5OCH3
(CH3)2CHOC2H5
C6H5NH2
C6H5NO2
C.
C6H5NH2
Amines react with excess of alkyl halide to give quaternary ammonium salt.
C6H5NH2 + 3CH3I → C6H5(CH3)3I-
Which of the following reagents can form a hydrazone with alkanone ?
NH3OHCl
PhNHNH2
NH2NHCONH2
HCN