What is Nitrolim? State one use of it.

State one use of CO

State one use of PVC.

What is dialysis? State one use of it.

Why the temperature is not kept above 1000^@C to get CaO form CaCO_3 ? What is slaking of lime? What is sodalime? State one use of it?

State reason:The melting point of Boron is top high.What is Corundum? State one use of it.

What is nitrolim ? Give one use .

State one use of acetylene.

State two uses of zinc.

State one use of Boric acid

What is lanthanoid contraction? What is misch metal state one use of it.