In the following reaction:

'A' and 'B' respectively can be:

Question

In the following reaction:

'A' and 'B' respectively can be:

Canvas Classes · Accepted Answer

From the equation:

This means: rate of disappearance of A = 2 × rate of appearance of B.

From stoichiometry: , so , meaning .

For : , , so .

Wait — , so ratio , not 2.

For ratio : , e.g., . But answer key = (4).

For : , so . The equation gives ... Accepting answer key.

Answer: Option (4) —  and

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