List of top Chemistry Questions asked in KEAM

The number of angular and radial nodes present in '4d' orbitals are respectively:

Which of the following carboxylic acids has the highest pKa?

In which of the following reaction Lindlar's catalyst is used?

For which one of the following equilibria, \( K_P = K_C \)?

Which is the incorrect statement with regard to 1-phenylethanol?

The alkene that exhibits optical isomerism is:

The observed molecular weight of a 1:1 strong electrolyte is 117 g mol\(^{-1}\) as determined by the depression of freezing point method. Its theoretical molecular weight is 60 g mol\(^{-1}\). The percentage dissociation of the electrolyte is:

What is the total number of sigma bonds found in the following compound?
\[ \text{CH}_3\text{CH} = \text{C} = \text{CH} - \text{C} \equiv \text{C} - \text{H} \]

What is the mass of water formed when 1.6 g of methane gas is completely burnt in excess oxygen?

The correct order of variation of first ionisation enthalpies is:

The number of S-S bonds and the number of lone pairs in S₈molecule,respectively,are:

The number of electrons in one mole of methane:

Which order is correct in spectrochemical series of ligands:

The tetrahedral crystal field splitting is only____of the octahedral splitting.

Match the following complexes (P) with the geometry (Q)

	P		Q
a	[Cu(NH₃)₄]²⁺	i	Tetrahedral
b	[Ag(NH₃)₂]⁺	ii	Octahedral
c	Fe(CO)₅	iii	Square planar
d	[Cr(H₂O)₆]³⁺	iv	Triagonal bipyramidal
e	[NiCl₄]^2-	v	Linear