Consider the reaction: 2AI(s) + 6H+ (aq) → 2AI3+ (aq) + 3H2(g). What is the...

WAEC 2006

Consider the reaction: 2AI_(s) + 6H⁺ _(aq) → 2AI³⁺ _(aq) + 3H_2(g). What is the total number of moles of electrons transferred from the aluminium atoms to the hydrogen ions?

A. 3
B. 4
C. 5
D. 6

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Correct Answer: Option D

Explanation

2AL_(s) + 6H ⁺_(aq) → 2AL^{3+_(aq) + 3H_2(g). One aluminium atom transfers 3 electrons :. Two aluminium atoms will transfer 2x3=6 electrons}

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Consider the reaction: 2AI(s) + 6H+ (aq) → 2AI3+ (aq) + 3H2(g). What is the...

Correct Answer: Option D

Explanation

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