List of top Chemistry Questions

Square-planar geometry is shown by

Shape and hybridisation of $SO_2$ are

Select the correct order in relation with the bond length

Purple of cassius is a/an

Protein part of a Holoenzyme is called

Predict the products in the given reaction,

Peptization is a process in which

Oxidation number of $Cr$ in $Cr_{2} O^{2-}_{7}$ is

Number of isomers of CH

N?? bond length is minimum in

Measuring Biochemical Oxygen Demand (BOD) is a method used for

Magnetic moment of $Cr^{2+}$ is nearest to

Lithium forms body centred cubic structure. The length of the side of its unit cell is $351\, pm$. Atomic radius of the lithium will be :

Iron exhibits +2 and + 3 oxidation states. Which of the following statements about iron is incorrect ?

Iodoform can be prepared from all except :

Increasing the temperature of, an aqueous solution will cause

In the electrolysis of alumina to obtain aluminium metal, cryolite is added mainly to

In Bohr?? orbit, $\frac{nh}{2\pi}$ indicates

If $Si$ is doped with $B$,

Gypsum is added to cement to

For 1 mol of an ideal gas at a constant temperature $T$, the plot of $(log\, P)$ against $(log\, V)$ is a ($P$: Pressure, $V$: Volume)

Fire extinguishers contain $H_2SO_4$ and which one of the following?

Extraction of zinc from zinc blende is achieved by

Etherates are

$CsCl$ has $bcc$ arrangement. Its unit cell edge length is $400\,pm$. Its inter-ionic distance is