Describe the mechanism of the formation of diethyl ether from ethanol in the presence of concentrated sulfuric acid.

Giving suitable example, describe the importance of the formation of complex compounds in the extraction of particular metal from its natural source.

Give the reason for the formation of a light yellow or white ppt. in the group II even if it may not be because of some metal ion.

What is the reason for the formation of tribromo phenol when phenol is treated with aqueous bromine?

Describe the process of urine formation in kidneys.

State in the above reactions a reason for the formation of the respective acids from conc. H_(2)SO_(4)

How is structure of kidney related to the function of excretion? Describe the process of urine formation in humans.

Assertion :- Every collision among reactant molecules is not responsible for the formation of products. Reason :- Only an activated molecule with proper orientation can give rise to the formation of product.

Describe mathematically the formation of molecular orbitals in homonuclear diatomic hydrogen molecule by LCAO method.

Formation of Enzyme substrate complex (ES) is the first step in the caalysed reactions. Describe the other steps till the formation of product.