Question

Formula When current is passed in aluminum oxide aluminium and oxygen are formed

Answer 1

Answer:

Aluminium oxide disassociates into Aluminium ion and oxide ion

Explanation:

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Answer 2

Explanation:

Correct option is

C

12

Number of equivalents of oxygen =

5.6

201.6

=36

(Equivalent volume of oxygen =5.6 litre at NTP)

∴ Number of equivalents of Al=36

Mass of aluminium =36×9 g

Number of moles of aluminium =

27

36×9

=12.