Home
Class 12
CHEMISTRY
Time required to deposit 90 g of Al from...

Time required to deposit 90 g of Al from an electrolytic cell containing `Al_(2)O_(3)` by a current of 965 A is ___________ . (At. Mass of Al =27)

A

20 min.20 s

B

16 min.65 s

C

40 min.20 s

D

26 min.40 s

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

How long does it take to deposit 100 g of Al from an electrolytic cell containing Al_(2)O_(3) using a current of 125 ampere ?

The cost of electricity required to deposit 1 g of Mg is Rs 3.00. The cost to deposit 8 g of Al is __________. (At. Mass Al = 27, Mg = 24)

In the electrolysis of molten Al_2O_3 with inert electrodes

The current in amperes when 11.74 g of nickel is deposited from a nickel(II) ion solution in 1000 second is ________ (At. Mass of Ni = 58.7)

How many Faradays of electricity are required to deposit 10 g of calcium from molten calcium chloride using inert electrodes ? (molar mass of calcium = 40 g mol^(-1) )

The number of Faradays required to produce 0.5 mol of free metal from Al^(3+) is

What will be the current required to deposited on the cathode 39.4 g gold/hour from a solution containing a salt of gold (III)?

How much electricity in terms of Faraday is required to produce? (a) 20 g of Ca from molten CaCl_2 (b) 40 g of Al from molten Al_2O_3 Given: Molar mass of Ca = 40 g mol^(-1) Molar mass of Al-27 g mol^(-1)

How much time will be required to liberate 3 xx 10^(-2) kg of iodine from KI solution by the passage of 4 A current through it? Molar mass of iodine is 127 g mol^(-1) .

High quantity of heat is produced in the formation of Al_(2)O_(3) . This property is used for _______.