List of top Chemistry Questions asked in JEE Advanced

Nitrogen (I) oxide is produced by
Which one of the following is the smallest in size?
The molecule which has pyramidal shape is
The outermost electronic configuration of the most electronegative element is
The atomic nucleus contains
The first ionisation potential of Na, Mg, Al and Si are in the
The equivalent weight of MnSO$_4$ is half of its molecular weight, when it converts to
In which mode of expression, the concentration of a solution remains independent of temperature?
For the reaction , $ CO ( g) + H_2 O ( g) \rightleftharpoons \, CO_2 \, ( g) + H_2 \, ( g ) $ at a given temperature, the equilibrium amount of $CO_2 (g)$ can be increased by
The $ pK_a$ of acetyl salicylic acid (aspirin) is 3.5. The pH of gastric juice in human stomach is about 2-3 and the pH in the small intestine is about 8. A spirin will be
The oxidation number of phosphorus in Ba(H$_2PO_2 )_2$ is
The number of structural and configurational isomers of a brorno compound, $C_5 H_9 Br,$ formed by the addition of HBr to 2-pentyne respectively, are
Potassium manganate $(K_2MnO_4)$ is formed when
The orbital diagram in which Aufbau principle is violated is
The wavelength of a spectral line for an electronic transition is inversely related to
A bottle of dry ammonia and a bottle of dry hydrogen chloride connected through a long tube are opened simultaneously at both ends the white ammonium chloride ring first formed will be
The molecule that has linear structure is
When mercuric iodide is added to the aqueous solution of potassium iodide
The IUPAC name of the compound $CH_2=CH-CH(CH_3)_2 $ is
Which of the following oxides of nitrogen is a coloured gas ?
Bromine can be liberated from potassium bromide solution by the action of
If two compounds have the same empirical formula but different molecular formulae, they must have
Atomic radii of fluorine and neon in Angstrom units are respectively given by
Hydrogen bonding is maximum in
The brown ring complex compound is formulated as $[Fe (H_2 O)_5 (NO)^+] SO_4.$ The oxidation state of iron is