Question

1.
A, B and C are three elements, which gives the following reactions.
a. A203 + 2B B203 + 2A
b. 3C504 + 2B → B2(SO4)3 + 3C
c. 3C0 + 2A – A203 + 3C. 1which amongst the A, B and C is most reactive ? 2 which amongst the A ,B and C is least reactive ? 3 which amongst the A ,B and C is descending order of their reactivity​

Answer 1

Answer:

1. B is most reactive among the given.

2. C is least reactive.

3. Descending order of their reactivity

B>A>C

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Answer 2

Answer:

i) Most reactive element is B as it has replaced both A and C from their compounds

ii) Element C is least reactive as it has been replaced both by A and B.

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