List of top Chemistry Questions

Azimuthal quantum number (l) defined:

Write IUPAC name of the following.

Which of the following statement correct for isotope of carbon ?

Most common isotopes of hydrogen (Non radioactive)

If half-life of a substance is 36 minutes. Find amount left after 2 hrs. lnitial amount is 10gm?

Bordeaux mixture consists of:

Write the IUPAC name of given structure.

\(\text {Glucose}\xrightarrow{HCN} X \xrightarrow{\text {Hydrolysis}} Y \xrightarrow{Red\ P+HI} Z\)
IUPAC name of \(Y\) and \(Z\).

What is the hybridisation of \(O\) in \(H_2O\)?

Moles of \(N_2 = 0.4\) and moles of \(O_2 = 0.1\), find \(P_{N_2}\) (Partial pressure) \(N_2\) =? at atmospheric pressure.

Which of the following can form H-bond?

Which of the following is epimeric pair?

Which can not behave as a Nucleophile for SN² reaction?

\(CH_3-CH_2-CH_2-Br\xrightarrow{alc.KOH}\) Final product is:

Suitable reagent for conversion of following reaction.
\(CH_2=CH-CHO\xrightarrow{?}CH_2=CH-CH_2-OH\)

If react with \(Cl_2\), in presence of light and then react with \( Na\) metal in dry ether, final product is

In which of the following oxidation state of phosphorous is +3?

What is the oxidation number of \(Cr\) in \(Na_2Cr_2O_7\)?

Formula of half-life of zero order reaction is:

\(CH_3-CH_2-CH=CH_2 \xrightarrow{'X'} CH_3CH_2-CH_2-CH_2OH\)
What is suitable reagent \(X\) is?

Which of the following amino acid optically inactive?

In an ideal gas equation which is constant:

¹⁹F^-1, ¹⁶O^-2, ²⁰Ne choose the correct statement.

If two atoms have equal number of electron it is called:

Hund’s Rule state that: