List of top Chemistry Questions

Identify conjugate acid and conjugate base for $HCO_3^-$ ion respectively
Identify the reagent used for Rosenmund reduction.
What is percent dissociation of $NH_4OH$ if molar conductance at zero concentration for $NH_4Cl, NaCl$ and $NaOH$ are 130, 109 and 213 S cm$^2$ mol$^{-1}$ respectively and molar conductivity of 0.01 M $NH_4OH$ is 9.0 S cm$^2$ mol$^{-1}$ ?
Which of the following reagents is used in the preparation of nitroalkane from haloalkane?
Identify catalyst used in following reaction.
$CO_{(g)} + H_2O_{(g)} \xrightarrow{623\text{ K}} CO_{2(g)} + H_{2(g)}$
What is the name of monomer used in the formation of a polymer
Find principle of green chemistry to show protection of selective group is not advantageous.
What type of alcohol is the crotonyl alcohol?
What type of solution is the $H_2$ in palladium?
Which of the following is obtained as major product when excess of methane is treated with limited chlorine in presence of UV light?
Which from following complexes contains anionic ligand?
Identify a side chain (R) group present in Leucine, an amino acid.
Which of the following is NOT a characteristic of chemisorption?
What is half life of a first order reaction if time required to decrease concentration of reactant from 0.4 M to 0.1 M is $x$ hour?
Which from following gases causes the depletion of ozone layer in upper atmosphere?
Calculate osmotic pressure of 0.1 M aqueous solution of an electrolyte at 300 K if van't Hoff factor is 1.125. [R = 0.0821 atmdm$^3$ K$^{-1}$ mol$^{-1}$]
Identify 'A' in the following reaction.
A + Acetyl chloride $\xrightarrow[AlCl_3]{anhydrous}$ 2-Chloroacetophenone + 4-Chloroacetophenone}
Which from following statements is NOT correct regarding tannins?
Which from following elements belongs to inner transition elements?
Calculate the solubility of gas in solvent at 25$^{\circ}$C and 0.8 atm if Henry's law constant for solvent is $6.8 \times 10^{-4}$ moldm$^{-3}$ atm$^{-1}$.
Identify the correct order of acidity of hydrides of 16$^{th}$ group elements from the following.
Calculate the frequency in Hz of orange colour light having wavelength 600 nm. [C = $3 \times 10^8$ ms$^{-1}$]
Identify cross linked polymer from following.
Which among the following is dicarboxylic acid?
Which of the following statements is NOT correct regarding order of reaction?