CO is poisnous gas, antidote for CO poisoning is

• carborundum

• carbogen

• corbonic acid

• pure oxygen

Moderate electrical conductivity is shown by

• silica

• graphite

• diamond

• carborundum

Hydrolysis of (CH₃)₂SiCl₂ and CH₃SiCl₃ leads to:

• linear chain and cross linked silicones respectively

• cross linked and linear chain silicones respectively

• linear chain silicones only

• cross linked silicones only