List of top Chemistry Questions asked in JKCET

Which of the following is a correct name according to IUPAC rules?
Which of the following is the largest is size?
The $S.I$ unit of activity of a radioactive sample is
Phenol on heating with alcoholic $KOH$ and chloroform - undergoes
The correct order of reducing character of alkali metals is
The best coagulant for the precipitation of $Fe ( OH )_{3}$ is
Freundlich adsorption isotherm equation is
Two oxides of a metal contain $36.4 \%$ and $53.4 \%$ of oxygen by mass respectively. If the formula of the first oxide is $M _{2} O$, then that of the second is
The standard enthalpy of formation of $C_2H_{4(g)}, CO_{2(g)}$ and $H_2O_{(l)}$ are $52, -394$ and $-286\, kJ\, mol^{-1}$ respectively. Then the amount of heat evolved by burning $7\, g$ of $C_2H_{4(g)}$ is
Chemically unreactive three different gases $A, B$ and $C$ of molecular masses $16, 32$ and $64$ are enclosed in a vessel at constant temperature till equilibrium is reached. Which of the following statements is true?
When $6.3\, g$ of sodium bicarbonate are added to $30.0\, g$ of acetic acid solution, the residual solution is found to weigh $33.0\, g$. The mass of carbon dioxide released in the reaction is
Which one of the following is not aromatic?
Among the following, the compound that is readily soluble in water is
$1$-Chlorobutane on reaction with alcoholic potash gives
The bond order of $ C_2$ molecule is
Among the following the ambidentate ligand is
The paramagnetic oxides of nitrogen are
In which of the following molecules the central atom has two lone pairs of electrons?
The oxyacid of sulphur that contains a lone pair of electrons on sulphur is
The hybridization involved in $ PCl_5$ is
Among the following which one is a linear molecule having zero dipole moment?
In photoelectric effect, the kinetic energy of the photoelectrons increases linearly with the
The charge on $Fe(OH)_3$ sol is due to
If $300\,mL$ of a gas weighs $0.368\, g$ at $STP$. What is its molecular weight?
IUPAC name of the compound