NEET 2016 Phase 2 | Electrochemistry Question 25 | Chemistry

NEET 2016 Phase 2

MCQ (Single Correct Answer)

-1

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)

6 $$ \times $$ 10²³

6 $$ \times $$ 10²⁰

3.75 $$ \times $$ 10²⁰

7.48 $$ \times $$ 10²³

NEET 2016 Phase 2

MCQ (Single Correct Answer)

-1

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

55 minutes

110 minutes

220 minutes

330 minutes

NEET 2016 Phase 2

MCQ (Single Correct Answer)

-1

If the E^o_cell for a given reaction has a negative value, which of the following gives the correct relationships for the values of $$\Delta $$G^o and K_eq ?

$$\Delta $$G^o > 0; K_eq < 1

$$\Delta $$G^o > 0; K_eq > 1

$$\Delta $$G^o < 0; K_eq > 1

$$\Delta $$G^o < 0; K_eq < 1

NEET 2016 Phase 1

MCQ (Single Correct Answer)

-1

The pressure of H₂ required to make the potential of H₂-electrode zero in pure water at 298 K is

10^$$-$$10 atm

10^$$-$$4 atm

10^$$-$$14 atm

10^$$-$$12 atm

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