Question

Example of antifertility drug is
a) novestrol
b) seldane
c) salvarsan
d) chloramphenicol

Answer 1

it is used for hypertension ....
sooo novestrol is the correct answer
hope you understand...

Answer 2

Negative oxidation state will be exhibited when they combine with less electronegative element & positive oxidation state will be exhibited with more. The only (b) stable Covalency: compound.

This is of the Bi(v) number is BiFof5.

Covalent use of their (c) d-orbitals e.g.

Reaction with 6Li + N 2

--→ PCl metals: 5, PCl 2Li 3.