Subject :NSO Class : Class 9
Which of the following statements is/are true
for the mass of the substance deposited
at the cathode?
(i) It is inversely proportional to quantity of
electricity passed through electrolyte.
(ii) It is directly proportional to quantity of
electricity passed through electrolyte.
(iii) It is directly proportional to the time
for which electricity is passed through
the electrolyte.
(iv) It is inversely proportional to the time
for which electricity is passed through
the electrolyte.
A (i) only
B (ii) and (iii) only
C (ii) and (iv) only
D (i) and (iii) only