1
NEET 2016 Phase 2
MCQ (Single Correct Answer)
+4
-1
Change Language
The number of electrons delivered at the cathode during electrolysis by a current of 1 ampere in 60 seconds is (charge on electron = 1.60 $$ \times $$ 10$$-$$19C)
A
6 $$ \times $$ 1023
B
6 $$ \times $$ 1020
C
3.75 $$ \times $$ 1020
D
7.48 $$ \times $$ 1023
2
NEET 2016 Phase 2
MCQ (Single Correct Answer)
+4
-1
Change Language
During the electrolysis of molten sodium chloride, the time required to produce 0.10 mol of chlorine gas using a current of 3 amperes is
A
55 minutes
B
110 minutes
C
220 minutes
D
330 minutes
3
NEET 2016 Phase 2
MCQ (Single Correct Answer)
+4
-1
Change Language
If the Eocell for a given reaction has a negative value, which of the following gives the correct relationships for the values of $$\Delta $$Go and Keq ?
A
$$\Delta $$Go > 0;   Keq < 1
B
$$\Delta $$Go > 0;   Keq > 1
C
$$\Delta $$Go < 0;   Keq > 1
D
$$\Delta $$Go < 0;   Keq < 1
4
NEET 2016 Phase 2
MCQ (Single Correct Answer)
+4
-1
Change Language
The decomposition of phosphine (PH3) on tungsten at low pressure is a first-order reaction. It is because the
A
rate is proportional to the surface coverage
B
rate is inversely proportional to the surface coverage
C
rate is independent of the surface coverage
D
rate of decomposition is very slow.
EXAM MAP