Write down full names of (i) PTFE (ii), PVC.

Write down the name of point A

Write down the IUPAC name of

Write down the name of A, B, C and D

Write down the formulae of (i) sodium oxide (ii) aluminium chloride (iii) sodium sulphide (iv) magnesium hydroxide

Write down the name of A, B, C, D and E

Write down the name of parts A, B, C and D

Write short notes on: (i) Haemophilia (ii) Down’s Syndrome

Write the full forms of the terms: (i) LAN (ii) WWW.

In Fig., write another name for: (i) /_1 (ii) /_2 (iii) /_3

Give the full form of (i) Inteslat and (ii) Insat.