GATE Chemistry Practice Quiz

Question 1

For a particle confined in a one-dimensional box of length $L$, the normalized wavefunction is $\psi_n(x)=\sqrt{\frac{2}{L}}\sin\left(\frac{n\pi x}{L}\right)$. The probability of finding the particle in the interval $0\le x\le \frac{L}{2}$ for $n=2$ is

Accepted Answer

$\frac{1}{2}$

Question 2

Among the following complexes, which one is expected to be diamagnetic?

Accepted Answer

$[Ni(CN)_4]^{2-}$

Question 3

For a first-order reaction, $75\%$ of the reactant is consumed in $20\,\text{min}$. The rate constant $k$ is closest to

Accepted Answer

$0.0693\,\text{min}^{-1}$

Question 4

The major product formed in the reaction of $(R)$-$2$-bromobutane with $NaI$ in dry acetone is

Accepted Answer

$(S)$-$2$-iodobutane

Question 5

For the cell $Pt|H_2(g,1\,\text{bar})|H^+(aq,10^{-3}\,M)||Cu^{2+}(aq,1\,M)|Cu(s)$, given $E^\circ_{Cu^{2+}/Cu}=0.34\,\text{V}$ and $E^\circ_{H^+/H_2}=0\,\text{V}$, the cell potential at $298\,\text{K}$ is closest to

Accepted Answer

$0.517\,\text{V}$

GATE Chemistry

Practice Quizzes

GATE Chemistry Practice Quiz

Schrodinger Equation Applications Fundamentals | GATE Chemistry