List of top Chemistry Questions

Ammonia is used in detection of $Cu^{2+}$ ion because

Amalgams are :

Aluminium reacts with dil, HCl and conc. NaOH solution to liberate the gases respectively

Aluminium metal has face centred cubic (f.c.c.) structure. The number of $'Al'$ atoms per unit cell of the lattice is

Alumina is insoluble in water because

Aluminium is most abundant in earth crust, yet it is obtained from bauxite because

Allyl isocyanide contains $\sigma$ and $\pi$ bonds

All of the following give orthoboric acid except

All the halogens are coloured due to

All ores are minerals, while all minerals are not ores because

All naturally occurring processes proceed spontaneously in a direction which leads to

Alkyl halides are immiscible in water though they are polar because

Alkyl chloride is formed when alcohol is treated with cone. HCI in the presence of anhydrous $ZnCI_2$. The order of reactivity with respect to alcohol is

Alkali metals in each period have

Alkaline earth metals form dipositive ions instead of unipositive ions because

Alkali metal halides except Li are soluble in water showing that they are

Alkali metals are not found in free state due to their highly reactive nature. This is due to

Aldehydes other than formaldehyde react with Grignard reagent to give addition products which on hydrolysis give

Aldol condensation will not be observed in

Aldehydes can be distinguished from ketones byusing

Alcohol fermentation is brought about by the action of

Alcohols of low molecular weight are

Alcohols reacts with Grignard reagent to form

$AlCl_3$ is a

$ {AlCl3}$ on hydrolysis gives