1
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which statement among the following is incorrect?

A
Unit of rate of reaction is $$\mathrm{m} \mathrm{s}^{-1}$$.
B
Unit of rate of disappearance is $$\mathrm{m} \mathrm{s}^{-1}$$.
C
Unit of rate constant $$k$$ depends upon order of reaction.
D
Unit of rate constant $$k$$ for a first order reaction is $$\mathrm{m} \mathrm{s}^{-1}$$.
2
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

For zero order reaction, a plot of $$t_{1 / 2}$$ versus $$[A]_0$$ will be

A
a straight line passing through the origin and slope $$=k$$
B
a horizontal line (parallel to $$x$$-axis)
C
a straight line with slope $$-k$$
D
a straight line passing through origin and slope $$=\frac{1}{2 k}$$
3
AP EAPCET 2021 - 19th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

If the rate constant for a first order reaction is $$2.303 \times 10^{-3} \mathrm{~s}^{-1}$$. Find the time required to reduce $$4 \mathrm{~g}$$ of the reactant to $$0.2 \mathrm{~g}$$.

A
1.30 hours
B
21.60 hours
C
0.36 hours
D
2.60 hours
AP EAPCET Subjects
EXAM MAP