List of top Chemistry Questions

The type of hybridisation of nitrogen atom in $ {NH_3}$ is
IUPAC name of $ {K_3[Fe(CN)_6]}$ is
Gibb's free energy G is defined as
Hofmann's bromamide reaction is used to convert
Which of the following ores will be concentrated by froth floatation method?
Which of the following is not used to distinguish ethane from ethene ?
If the rate equation for reaction is, rate =$ k[A][B]^{1/2}$, the order of reaction is
For a cell reaction involving two electron change, the standard e.m.f. of the cell is found to be 0.295 Vat 298 K. The equilibrium constant of the reaction at the same temperature will be
The indicator used in the titration of sodium carbonate and hydrochloric acid is
The pH of 0.01 M KOH is
Fehling's reagent contains
Equivalent mass of $ {K_2Cr_2O_7}$ in acidic solution is equal to
Which of the following is a constituent of oil of wintergreen?
Which of the following molecules exist?
In sucrose, the glycosidic linkage is
The outer electronic configuration $s^2p^5$ is possessed by
Which of the following pairs is isoelectronic?
Among solids, the higher melting point is exhibited by
75% of a first order reaction was completed in 32 minutes. When was 50% of the reaction completed
The metal ion present in insulin is?
Complex forming tendency of central metal ion increases with
The conjugate acid and base of $ {HPO^{2-}_{4}}$ respectively are
The type of hybrid orbitals used by iodine atom in hypoiodous acid molecule are
Follwoing compounds are given : (a)${CH3CH2OH }$ (b)${ CH3COCH3}$ (c)$CH_3- \underset{\overset{|}{C}H_3}{C}HOH$ (d)${CH3OH }$ Which of the above compounds(s), on being warmed with iodine solution and $NaOH$, will give iodoform ?
For the reduction of silver ions with copper metal, the standard cell potential was found to be $+ 0.46 \,V$ at $25^\circ C. $ The value of standard Gibbs energy, $ΔG^0 $ will be $(F=96500 \, C \, mol^{-1}) $