Select the correct option based on statements below:

Assertion (A):	For elementary reactions, the law of mass action and the rate of law expression are generally the same.
Reason (R):	The molecularity of an elementary reaction is always one.

 

1.	Both (A) and (R) are true and (R) is the correct explanation of (A).
2.	Both (A) and (R) are true but (R) is not the correct explanation of (A).
3.	(A) is true but (R) is false.
4.	Both (A) and (R) are false.

Select the correct option based on statements below:

Select the correct option based on statements below:

Select the correct option based on statements below:

The correct statement based on the graph below is:

The correct graphical representation of relation between ln k and 1/T is:

1.		2.
3.		4.

A graph of volume of hydrogen released vs time for the reaction between zinc and dil. HCl is given in the graph below. 

The correct statement among the following based on the graph given above is:

$$\begin{gathered} 1. \mathrm{Average} \mathrm{rate} \mathrm{upto} 40s\text{ is }\frac{V_3-V_2}{40} \\ 2. \mathrm{Average} \mathrm{rate} \mathrm{upto} 40s\text{ is }\frac{V_3-V_2}{40-30} \\ 3. \mathrm{Average} \mathrm{rate} \mathrm{upto} 40s\text{ is }\frac{V_3}{40} \\ 4. \mathrm{Average} \mathrm{rate} \mathrm{upto} 40s\text{ is }\frac{V_3-V_1}{40-20} \end{gathered}$$

The correct representation of an exothermic reaction is:

1.		2.
3.		4.	Both 1 and 2

Consider the reaction A$\to$B. The concentration of both the reactant and the product varies exponentially with time.

The graph that accurately depicts how reactant and product concentrations change with time is:

1.		2.
3.		4.

The correct statements among the following regarding a balanced chemical equation of an elementary reaction are-

1. (a, b)
2. (b, c)
3. (c, d)
4. (a, d)