04. CHEMICAL KINETICS[KARNATAKA CET EXCLUSIVE]
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CHEMISTRY(KCET)

285419 The rate of the reaction:
\(\mathrm{CH}_3 \mathrm{COOC}_2 \mathrm{H}_5+\mathrm{NaOH} \rightarrow \mathrm{CH}_3 \mathrm{COONa}+\mathrm{C}_2 \mathrm{H}_5 \mathrm{OH}\)
is given by the equation
\(\text { Rate }=k\left[\mathrm{CH}_3 \mathrm{COOC}_2 \mathrm{H}_5\right][\mathrm{NaOH}]\)
If concentration is expressed in \(\mathrm{mol} \mathrm{L}^{-1}\), the unit of \(k\) is

1 \(\mathrm{L} \mathrm{mol}^{-1} \mathrm{~s}^{-1}\)
2 \(\mathrm{s}^{-1}\)
3 \(\mathrm{mol}^{-2} \mathrm{~L}^2 \mathrm{~s}^{-1}\)
4 \(\mathrm{mol} \mathrm{L}^{-1} \mathrm{~s}^{-1}\)
CHEMISTRY(KCET)

285420 For \(n^{\text {th }}\) order of reaction, half-life period is directly proportional to

1 \(a^{n-1}\)
2 \(a^{1-n}\)
3 \(\frac{1}{a^{n-1}}\)
4 \(\frac{1}{a^{1-n}}\)
CHEMISTRY(KCET)

285421 Half-life of a reaction is found to be inversely proportional to the fifth power of its initial concentration, the order of reaction is

1 5
2 6
3 3
4 4
CHEMISTRY(KCET)

285422 For a reaction \(A+2 B \rightarrow\) Products, when concentration of \(B\) alone is increased, half life remains the same. If concentration of \(A\) alone is doubled, rate remains the same. The unit of rate constant for the reaction is

1 \(\mathrm{s}^{-1}\)
2 \(\mathrm{L} \mathrm{mol}^1 \mathrm{~s}^{-1}\)
3 \(\mathrm{mol} \mathrm{L}^{-1} \mathrm{~s}^{-1}\)
4 \(\mathrm{atm}^{-1}\)
CHEMISTRY(KCET)

285419 The rate of the reaction:
\(\mathrm{CH}_3 \mathrm{COOC}_2 \mathrm{H}_5+\mathrm{NaOH} \rightarrow \mathrm{CH}_3 \mathrm{COONa}+\mathrm{C}_2 \mathrm{H}_5 \mathrm{OH}\)
is given by the equation
\(\text { Rate }=k\left[\mathrm{CH}_3 \mathrm{COOC}_2 \mathrm{H}_5\right][\mathrm{NaOH}]\)
If concentration is expressed in \(\mathrm{mol} \mathrm{L}^{-1}\), the unit of \(k\) is

1 \(\mathrm{L} \mathrm{mol}^{-1} \mathrm{~s}^{-1}\)
2 \(\mathrm{s}^{-1}\)
3 \(\mathrm{mol}^{-2} \mathrm{~L}^2 \mathrm{~s}^{-1}\)
4 \(\mathrm{mol} \mathrm{L}^{-1} \mathrm{~s}^{-1}\)
CHEMISTRY(KCET)

285420 For \(n^{\text {th }}\) order of reaction, half-life period is directly proportional to

1 \(a^{n-1}\)
2 \(a^{1-n}\)
3 \(\frac{1}{a^{n-1}}\)
4 \(\frac{1}{a^{1-n}}\)
CHEMISTRY(KCET)

285421 Half-life of a reaction is found to be inversely proportional to the fifth power of its initial concentration, the order of reaction is

1 5
2 6
3 3
4 4
CHEMISTRY(KCET)

285422 For a reaction \(A+2 B \rightarrow\) Products, when concentration of \(B\) alone is increased, half life remains the same. If concentration of \(A\) alone is doubled, rate remains the same. The unit of rate constant for the reaction is

1 \(\mathrm{s}^{-1}\)
2 \(\mathrm{L} \mathrm{mol}^1 \mathrm{~s}^{-1}\)
3 \(\mathrm{mol} \mathrm{L}^{-1} \mathrm{~s}^{-1}\)
4 \(\mathrm{atm}^{-1}\)
CHEMISTRY(KCET)

285419 The rate of the reaction:
\(\mathrm{CH}_3 \mathrm{COOC}_2 \mathrm{H}_5+\mathrm{NaOH} \rightarrow \mathrm{CH}_3 \mathrm{COONa}+\mathrm{C}_2 \mathrm{H}_5 \mathrm{OH}\)
is given by the equation
\(\text { Rate }=k\left[\mathrm{CH}_3 \mathrm{COOC}_2 \mathrm{H}_5\right][\mathrm{NaOH}]\)
If concentration is expressed in \(\mathrm{mol} \mathrm{L}^{-1}\), the unit of \(k\) is

1 \(\mathrm{L} \mathrm{mol}^{-1} \mathrm{~s}^{-1}\)
2 \(\mathrm{s}^{-1}\)
3 \(\mathrm{mol}^{-2} \mathrm{~L}^2 \mathrm{~s}^{-1}\)
4 \(\mathrm{mol} \mathrm{L}^{-1} \mathrm{~s}^{-1}\)
CHEMISTRY(KCET)

285420 For \(n^{\text {th }}\) order of reaction, half-life period is directly proportional to

1 \(a^{n-1}\)
2 \(a^{1-n}\)
3 \(\frac{1}{a^{n-1}}\)
4 \(\frac{1}{a^{1-n}}\)
CHEMISTRY(KCET)

285421 Half-life of a reaction is found to be inversely proportional to the fifth power of its initial concentration, the order of reaction is

1 5
2 6
3 3
4 4
CHEMISTRY(KCET)

285422 For a reaction \(A+2 B \rightarrow\) Products, when concentration of \(B\) alone is increased, half life remains the same. If concentration of \(A\) alone is doubled, rate remains the same. The unit of rate constant for the reaction is

1 \(\mathrm{s}^{-1}\)
2 \(\mathrm{L} \mathrm{mol}^1 \mathrm{~s}^{-1}\)
3 \(\mathrm{mol} \mathrm{L}^{-1} \mathrm{~s}^{-1}\)
4 \(\mathrm{atm}^{-1}\)
CHEMISTRY(KCET)

285419 The rate of the reaction:
\(\mathrm{CH}_3 \mathrm{COOC}_2 \mathrm{H}_5+\mathrm{NaOH} \rightarrow \mathrm{CH}_3 \mathrm{COONa}+\mathrm{C}_2 \mathrm{H}_5 \mathrm{OH}\)
is given by the equation
\(\text { Rate }=k\left[\mathrm{CH}_3 \mathrm{COOC}_2 \mathrm{H}_5\right][\mathrm{NaOH}]\)
If concentration is expressed in \(\mathrm{mol} \mathrm{L}^{-1}\), the unit of \(k\) is

1 \(\mathrm{L} \mathrm{mol}^{-1} \mathrm{~s}^{-1}\)
2 \(\mathrm{s}^{-1}\)
3 \(\mathrm{mol}^{-2} \mathrm{~L}^2 \mathrm{~s}^{-1}\)
4 \(\mathrm{mol} \mathrm{L}^{-1} \mathrm{~s}^{-1}\)
CHEMISTRY(KCET)

285420 For \(n^{\text {th }}\) order of reaction, half-life period is directly proportional to

1 \(a^{n-1}\)
2 \(a^{1-n}\)
3 \(\frac{1}{a^{n-1}}\)
4 \(\frac{1}{a^{1-n}}\)
CHEMISTRY(KCET)

285421 Half-life of a reaction is found to be inversely proportional to the fifth power of its initial concentration, the order of reaction is

1 5
2 6
3 3
4 4
CHEMISTRY(KCET)

285422 For a reaction \(A+2 B \rightarrow\) Products, when concentration of \(B\) alone is increased, half life remains the same. If concentration of \(A\) alone is doubled, rate remains the same. The unit of rate constant for the reaction is

1 \(\mathrm{s}^{-1}\)
2 \(\mathrm{L} \mathrm{mol}^1 \mathrm{~s}^{-1}\)
3 \(\mathrm{mol} \mathrm{L}^{-1} \mathrm{~s}^{-1}\)
4 \(\mathrm{atm}^{-1}\)