S and P Block E...

Consider following statements: 
I: In diamond, each carbon atom is linked tetrahedrally to four other carbon atoms by sp³ bonds. 
II: Graphite has planar hexagonal layers of carbon atoms held together by weak Vander Waals forces. 
III: Silicon exists only in diamond structure due to its tendency to form pπ – pπ bonds to itself. In this -

Graphite conducts electricity because of the -

Producer gas is a mixture of -

Which one of the following reactions of Xenon compounds is not feasible?

Which of the following is not the application of sulphur–

H₂SO₄ has very high corrosive action on skin because–

In sulphate ion the oxidation state of sulphur is + 6 and hybridization state of sulphur is–