Home
Class 12
CHEMISTRY
Calculate the number of coulombs require...

Calculate the number of coulombs required to deposit 5.4g of Al when the electrode reaction is :
`Al^(3+) +3e^(-) to Al` [Atomic weight of Al = 27 g/mol]

A

`1.83xx10^(5)C`

B

`57900C`

C

`5.86xx10^(5)C`

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:
B
27g of Al is deposited by `=3xx96500C`
`5.4g` of Al is deposited by
`=(3xx96500xx5.4)/(27)=57900C`
Promotional Banner

Similar Questions

Explore conceptually related problems

Calcuate the number of coulombs required to deposit 6.75g of Al when the electrode reaction is Al^(3+) + 3e^(-) rarr Al

How many coulombs are required to deposit 50 g of aluminium when the electrode reaction is Al^(+3)+ 3e^(-) rarr Al(s)?

Answer the following questions : Calculate the number of coulombs required to deposit 20.25 g of aluminium (at. mass = 27) from a solution containing Al^(+3)

The number of electrons required to reduce 4.5 xx 10^(–5) g of Al^(+3) is :

Calculate the amount of electricity required to deposite 0.9 g of aluminium by electrolysis of a salt containing its ion, if the electrode reaction is Al^(3+)+3e^(-)rarrAl , (atomic mass of Al =27, 1F=96500C )

How many coulombs are required to produce 40.0 g of aluminium from molten Al_(2)O_(3) .

The number of oxygen atoms present in 20.4 g of Al_(2)O_(3) are equal to the number of :

Give the representation for the cell with cell reaction as : 2Al+3Zn^(2+) to 2Al^(3+)+3Zn

What is stoichiometric coefficient of Ca in the following reaction? Ca + Al^(3+) to Ca^(2+) + Al

0.9 g Al reacts with dil. HCl to give H_(2) . The volume of H_(2) evolved at STP is (Atomic weight of Al = 27)