List of top Chemistry Questions

Which one is not the property of crystalline soild ?

Friedel - Craft reaction is not related with :

Which of the following compounds contain at least one secondary alcohol?

Transition state $2\, (TS2)$ is structurally most likely as:

The isomerism exhibited by following compounds $[Co(NH_3)_6][Cr(CN)_6]$ and $[Cr(NH_3)_6][Cr(CN)_6]$ is

In the complex ion $\left[Cu\left(CN\right)_{4}\right]^{3-}$ the hybridization state, oxidation state and number of unpaired electrons of copper are respectively

The maximum number of 2p electrons with electronic spin $=-\frac{1}{2}$ are

For $N^{3-} >O^{2-}>F^{-} and Na^{+},$ the order in which their ionic radii varies is

Which of the following is the correct option for free expansion of an ideal gas under adiabatic condition?

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

Which of the following is aromatic compounds?

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

Nylon $ 6 $ is obtained by the condensation of

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

$ p $ -Hydroxyazobenzene is

Which of the following is a highly corrosive salt?

Which one of the following will undergo Cannizzaro reaction?

Which one of these will not react with acetylene ?

The pH of human small intestine is around 7.5 and the pH of large intestine can be 5.5. As substances travel from the small intestine to large intestine, what would happen to the H ions concentration?

The oxidation state of ${P}$ in ${H_3PO_3}$ is