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How many grams of lithium is liberated ...

How many grams of lithium is liberated when `5xx10^(3)C` of charge is passed through molten lithium chloride ?

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What is the equivalent mass of Al ?
`53 , 646xx10^(3)C`
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Knowledge Check

  • When current is passed through molten sodium chloride

    A
    sodium is deposited at the positive electrode and chlorine gas is formed at the negative electrode
    B
    sodium is evaporated and chloride ions are formed at the negative electrode
    C
    sodium is deposited at the positive electrode and chlorine is deposited at the negative electrode
    D
    sodium is deposited at the negative electrode and the chlorine gas is formed at the positive electrode.

  • When molten lithium chloride (LiCl) is electrolysed, lithium metal is formed at the cathode. If current efficiency is 75% then how many grams of lithium are liberated when 1930 C charge pass through the cell? (Atomic mass of Li=7)

    A
    0.105
    B
    0.12
    C
    0.28
    D
    0.24

  • How many atoms of hydrogen are liberated at cathode , when 965 coulombs of charge is passed through water ?

    A
    `6.02 xx 10^(21)`
    B
    `6.02 xx 10^(23)`
    C
    `6.02 xx 10^(-19)`
    D
    `6.02 xx 10^(19)`

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