(i) Sigma bond is formed by overlapping of orbitals on internuclear axis while that of π bond, on either side of the internuclear axis.
(ii) In Sigma bond extent of overlapping in larger than that of π-bond.
(i) What is meant by promoter? Give an example.
(ii) The solubility product of BaS04 is 1.5 x 10-9. Find out its solubility in pure water. [1]
(iii) What is the discociation constant of 0.1M solution of a week add HA which is 4.5% ionized at 20°C
For the complex -ion of [Fe(CN)6]-3:
(i) Show the hybridization diagrammatically.
(ii) Is it an inner orbital complex or an outer orbital complex?
(iii) State its magnetic property.
Give balanced the chemcial equations for the following:
(i) Chlorine gas is passed through cold, dilute NaOH.
(ii) Sulphur dioxide gas is passed through NaOH solution.
(iii) Zinc is added to sodium agrentocyanide solution.