List of top Chemistry Questions asked in JKCET

Reaction between propene and $HCl$ to form iso-propyl chloride takes place through

In the extraction of copper, the copper matte is a mixture of

What is the maximum number of emission lines obtained when the excited electron of a hydrogen atom in $ n=5 $ drops to the ground state?

The colourless gas that turns brown in air is

The $d$ and $l$ enantiomers of an optically active compound differ in

Why do calcium ions makes water hard but sodium ion does not?

Formation of methyl tertiary butyl ether by the reaction of sodium tertiary butoxide and methyl bromide involves

German silver is an alloy of

Faraday's constant is defined as

The complex $[CoF_{6}]^{4-}$ is

$IUPAC$ name of the complex $K_{3}\left[A l\left(C_{2} O_{4}\right)_{3}\right]$ is

Dual behaviour of matter was proposed by

Why do most chemical reaction rates increases rapidly as the temperature rises?

Compound that has smell of bitter almonds is

Ethyl alcohol cannot be used as a solvent for methyl magnesium iodide because

18 g of glucose $(C_6H_{12}O_6)$ is added to 178.2 g of water. The vapour pressure of water for this aqueous solution at 100$^\circ$C

Identify the substance whose $0.1\, M$ solution is basic?

To an equilibrium mixture of $2 SO _{2(g)}+ O _{2(g)} \rightleftharpoons 2 SO _{3(g)}$ some helium, an inert gas, is added at constant volume. The addition of helium causes the total pressure to double, which of the following is true?

What will be the resultant $pH$ when $200\, mL$ of, an aqueous solution of $HCl(p H=2.0)$ is mixed with $300\, mL$ of an aqueous solution of $NaOH (pH=12)$ ?

The vapour pressure of pure liquid solvent is $0.80\, atm$. When a non-volatile substance $B$ is added to the solvent, its vapour pressure drops to $0.6\, atm$. What is the mole fraction of component $B$ in this solution?

$36\, g$ of glucose (molar mass $ =180\,g/mol $ ) if present in $500\,g$ of water, the molality of the solution is

For the reaction, $N_{2}(g)+3 H_{2}(g) \rightleftharpoons 2 N H_{3}(g)$ at $400\, K,\, K_{p}=41 .$ Find the value for the following reaction, $\frac{1}{2} N _{2}(g)+\frac{3}{2} H _{2}(g) \rightleftharpoons NH _{3}(g)$

The $ 'd' $ orbital involved in the hybridisation in the $ PCl_{5} $ molecule is

Which one of the following is strongest Lewis acid ?

Which one of the following molecules is paramagnetic?