Fill in the following blanks with suitable words:
(a) Metals are……………. conductors of heat and……………...
(b) Most non-metals are……………. conductors of heat and electricity.
(c) Phosphorous is a very……………. Non-metal.
(d) Metals react with acids to produce………... gas.
(e) Iron is more…………. than copper.
(f) Metals form……...oxides whereas non-metals form………oxide.
(g) Sulphur forms………oxide whereas magnesium forms…………...oxide.
(h) A non-metal is used to make an antiseptic solution called tincture…………...