${\log _{10}}\,\left[ { - \frac{{d\left[ A \right]}}{{dt}}} \right] = {\log _{10}}\,\left[ {\frac{{d\left[ B \right]}}{{dt}}} \right] + 0.3010$
\(\log \frac{- d [ A ]}{ dt }=\log \frac{ d [ B ]}{ dt }+0.3010 \)
\(\frac{- d [ A ]}{ dt }=2 \times \frac{ d [ B ]}{ dt } \)
\(\frac{1}{2} \times \frac{- d [ A ]}{ dt }=\frac{ d [ B ]}{ dt } \)
\(2 A \rightarrow B \)
\(2 C _2 H _4 \rightarrow C _4 H _8\)
$2 A + B \longrightarrow C + D$
| પ્રયોગ | $[ A ] / molL ^{-1}$ | $[ B ] / molL ^{-1}$ | પ્રાથમિક $rate/molL$ $^{-1}$ $\min ^{-1}$ |
| $I$ | $0.1$ | $0.1$ | $6.00 \times 10^{-3}$ |
| $II$ | $0.1$ | $0.2$ | $2.40 \times 10^{-2}$ |
| $III$ | $0.2$ | $0.1$ | $1.20 \times 10^{-2}$ |
| $IV$ | $X$ | $0.2$ | $7.20 \times 10^{-2}$ |
| $V$ | $0.3$ | $Y$ | $2.88 \times 10^{-1}$ |
આપેલા ટેબલ માં $X$ અને $Y$ અનુક્રમે શું હશે ?

(નજીકના પૂર્ણાંકમાં રાઉન્ડ ઑફ) $[$ ઉપયોગ કરો : $\left. R =8.31 \,J \,K ^{-1} \,mol ^{-1}\right]$