Verified Solution • 2025–26 Session moderate

QJEEM23Chfdbf: JEE Main 2023 Chemistry - Class 12 JEEM23Chfdbf Solution: For a chemical reaction Product, the order is 1 with respect to …

For a chemical reaction A+B→\mathrm{A}+\mathrm{B} \rightarrow Product, the order is 1 with respect to A\mathrm{A} and B\mathrm{B} .

Rate\mathrm{Rate}
mol L−1 S−1\mathrm{mol~L^{-1}~S^{-1}} 		[A]\mathrm{[A]}
mol L−1\mathrm{mol~L^{-1}} 		[B]\mathrm{[B]}
mol L−1\mathrm{mol~L^{-1}}
0.10 20 0.5
0.40 xx 0.5
0.80 40 yy

What is the value of xx and yy ?

Multiple Choice Options

  • A 80 and 4
  • B 160 and 4
  • C 80 and 2
  • D 40 and 4

Step-by-Step Verified Solution

amp;r=K[A]1[ B]1amp;0.1=K(20)1(0.5)1........(i)amp;0.40=K(x)1(0.5)1........(ii)amp;0.80=K(40)1(y)1........(iii)\begin{aligned}& \mathrm{r}=\mathrm{K}[\mathrm{A}]^1[\mathrm{~B}]^1 \\\\& 0.1=\mathrm{K}(20)^1(0.5)^1 ........(i) \\\\& 0.40=\mathrm{K}(\mathrm{x})^1(0.5)^1 ........(ii) \\\\& 0.80=\mathrm{K}(40)^1(\mathrm{y})^1 ........(iii)\end{aligned}

From (i) and (ii)

x=80x=80

From (i) and (iii)

y=2y=2

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