List of top Chemistry Questions asked in AMUEEE

$ DDT $ is

$ 50\% $ of a first order reaction is complete in $ 23 $ minutes. Calculate the time required to complete $ 90\% $ of the reaction

What weight of $ HCl $ is present in $ 155\, ml $ of a $ 0.54\, M $ solution?

What is the value of $ K_{sp} $ for bismuth sulphide $ (Bi_2S_3) $ which has a solubility of $ 1.0 \times 10^{-15} mol / L $ at $ 25^{\circ}C $ ?

When $ PCl_5 $ is heated it gasifies and dissociates into $ PCl_3 $ and $ Cl_2 $ . The density of the gas mixture at $ 200^{\circ}C $ is $ 70.2 $ . What is the degree of dissociation of $ PCl_5 $ at $ 200^{\circ}C $ .

One liter of water ( molecular weight $ 18.06 $ ) weighs $ 0.9970 \,kg $ . The degree of ionisation of water is............if $ K_w = 1.10 \times 10^{-14} $ at $ 25^{\circ}C $

Which of the following is incorrect?

Which of the followings is invert sugar?

The molecule which is linear is

For complexes $ [NiCl_4]^{2-} $ and $ Ni(CO)_4 $ which one of the following statement is true

Chemical formula for ?inorganic benzene? is

Mention the catalyst and reaction condition in the given reaction

The following reaction $ R - Cl + NaI {->[{\text{Acetone}}]} R - I + NaCl $ is known as

Nylon $ 6 $ is obtained by the condensation of

Which of the following is aromatic compounds?

$ p $ -Hydroxyazobenzene is

Which one of the following compounds can exists in Zwitter ionic form?

The carbocation formed in $ S_N1 $ reaction of alkyl halide in the slow step is:

The Nobel Prize in Chemistry in $2005$ was awarded for the work

The $pH$ of a solution obtained by mixing of $100\, mL$ of a $HCl$ solution of $pH = 2$ with $400\, mL$ of another $HCl$ solution of $pH = 3$ will be

For a weak electrolyte, a plot of a (degree of ionisation)vs $1/C$ gives

$ : CCl_2 $ is

The number of possible alcohol isomers for $ C_4H_{10}O $ is

The oxidation state of potassium in $KO_{2}$ is

Intramolecular hydrogen bonding is found in