1.

(b) (i) Mention the uses of silicon tetrachloride. (ii) What are all the conditions that are necessary for catenation?

Answer»

Solution :(b) (i) Silicon tetrachloride is used in the PRODUCTION of semiconducting silicon.
(II) It is used as a starting material in the synthesis of silica gel, silicic esters, a binder for ceramic materials.
a) ESSENTIAL condition for CATENATION.
(i) The valency of elements is greater than or equal to two.
(ii) ELEMENT should have an ability to bond with itself.
(iii) The self bond must be as strong as its bond with other elements.
(iv) Kinetic inertness of catenated compound towards other molecules.


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