List of top Chemistry Questions asked in KEAM

Which one of the following alcohols reacts instantaneously with Lucas reagent?

The relation between uncertainty in position and momentum is given by of a particle simultaneously decided

The element Americium Belongs to

Hybridisation of $[Ni(CN)_4]^{2-}$ is

Oxidation state of C and H in CH$_4$ are respectively

Bond order of $NO^+$ is

The common name of propanedioic acid is

What is the IUPAC name of the organic compound formed in the following chemical reaction?
Acetone \( \xrightarrow{\text{(i) } C_{2}H_{5}MgBr,\ \text{dry ether} \;\;\text{(ii) } H_{2}O,\ H^{+}} \) Product

The equilibrium concentrations of the species in the reaction A + B \(\rightleftharpoons\) C + D are 2, 3, 10 and 6 mol L\(^{-1}\) respectively at 300 K. \(\Delta\)G\(^{0}\) for the reaction is
(R = 2 cal/mol K)

The products obtained by the ozonolysis of 2-methylbut-1-ene are:

Which of the following has the least atomic radius?

Which one of the following elements is represented as Eka-silicon in Mendeleev's periodic table?

Uncertainty principle is valid for:

No two electrons in an atom can have the same set of quantum numbers. This is known as:

The number of electrons in one mole of methane (CH\(_4\)) is:

The elemental analysis of an organic compound gave:
C: 38.71%, H: 9.67%, O: 51.67%. What is the empirical formula of the compound?

On heating an aldehyde with Fehling's reagent, a reddish-brown precipitate is obtained due to the formation of:

Compound 'A' is obtained by the reaction of benzyl chloride with magnesium metal in dry ether followed by treatment with water. What is the compound 'A'?

The major product obtained in the dehydration of ethanol in the presence of \( \text{H}_2\text{SO}_4 \) at 413 K is:

Which of the following compounds has the highest boiling point?