List of top Chemistry Questions asked in UP CPMT

Boiling point of chloroform was raised by $0.323 \,K$, when $0.5143\, g$ of anthracene was dissolved in its $35 \,g$. Molecular mass of anthracene is $(K_b$ for $CHCl_3 = 3.9 \,K \,kg\,, mol^{-1})$
For which of the following order of reaction, half-life is independent of initial concentration?
A catalyst only
When $0.100$ mole of ammonia, $NH_3$ is dissolved in sufficient water to make $1.0 \,L$ of solution, the solution is found to have a hydroxide ion concentration of $1.34 \times 10^{-3}\, M$. Calculate $K_b$ for ammonia.
Which one of the following is basic buffer solution?
In which of the following case $K_p = K_c$ ?
Which of the following is not an artificial sweetener?
Which of the following formulae is mismatched?
What is the percentage of free space in $fcc$ and $bcc$?
Photochemical smog always contains
Photochemical smog always contains
Which among the following is an electron deficient compound?
If $Cu^{2+}$ ions is treated with excess of $KCN$, the complex formed is
Property of the alkaline earth metals that increases with their atomic number is
Which of the following do not have tetrahedral geometry?
Molar heat of vaporisation of a liquid is $6 \,kJ\, mol^{-1}$. If the entropy change is $16 \,J \,mol^{-1}\, K^{-1}$, the boiling point of the liquid is
A compound $A$ has a molecular formula $C_2Cl_3OH$. It reduces Fehling's solution and on oxidation, gives a monocarboxylic acid $B$. $A$ can be obtained by the action of chlorine on ethyl alcohol. $A$ is
van't Hoff factor for $Ca(NO_3)_2$ is
Which one of the following has minimum freezing point ?
If a first order reaction takes $40$ minutes for $75\%$ completion, then time required for $50\%$ completion is
Which type of crystals contains more than one Bravais lattice?
What is the oxidation number of Mn in $K_2MnO_4$ ?
van der Waals equation for one mole of $CO_2$ gas at low pressure will be
The process of converting hydrated alumina into anhydrous alumina is called
The boiling point of $p$-nitrophenol is higher than that of $o$-nitrophenol because