List of practice Questions

When hydrogen peroxide is added to acidified potassium dichromate, a blue colour is produced due to formation of ________.
The product of reaction between alcoholic silver nitrite with ethyl bromide is ________.
Iso-propyl chloride undergoes hydrolysis by ________.
o-toluic acid on reaction with $Br₂$ + Fe gives ________.
Consider the acidity of the carboxylic acids: I. PhCOOH, II. $o-NO₂C₆H₄COOH$, III. $p-NO₂C₆H₄COOH$, IV. $m-NO₂C₆H₄COOH$. Which of the following order is correct?
Which of the following does not answer iodoform test?
Which one of the following undergoes reaction with 50% sodium hydroxide solution to give the corresponding alcohol and acid?
A silver cup is plated with silver by passing 965C of electricity. The amount of Ag deposited is ________.
$E^\circ$ values of $Mg²+/Mg$ is -2.37 V, of $Zn²+/Zn$ is -0.76 V and $Fe²+/Fe$ is -0.44 V. Which of the statements is correct?
The maximum proportion of available volume that can be filled by hard spheres in diamond is ________.
If we mix a pentavalent impurity in a crystal lattice of germanium, what type of semiconductor formation will occur?
Which one of the following complexes is an outer orbital complex? (Atomic numbers Mn=25, Fe=26, Co=27, Ni=28)
Which of the following pairs of complexes will show approximately the same electrical conductance for their 0.001 M aqueous solutions?
When ice melts into water, the entropy ________.
Reduction of nitrobenzene in the presence of $Zn/NH₄Cl$ gives ________.
Which one of the following is not a protein?
Which of the following hexoses will form the same osazone when treated with excess phenyl hydrazine?
If two waves represented by $y₁=4 \sin ω t$ and $y₂=3 \sin(ω t+\frac\pi3)$ interfere at a point. The amplitude of the resulting wave will be about
Saturated vapour is compressed to half its volume without any change in temperature, then the pressure will be
The root mean square velocity of a gas is doubled when the temperature is ________.
Acidity of phenol is due to ________.
In which one of the following pairs the radius of the second species is greater than that of the first?
The radius of the first Bohr orbit of hydrogen atom is 0.529 $\AA$. The radius of the third orbit $H^+$ will be ________.
Two identical masses m moving with velocities $u₁$ and $u₂$ collide perfectly inelastically. Find the loss in energy.
A constant torque acting on a uniform circular wheel changes its angular momentum from $A₀$ to $4A₀$ in 4s. The magnitude of this torque is