Name the non-metal used to make an antiseptic solution called tincture?

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Solution

Iodine is the non-metal used to make an antiseptic solution called tincture. The plant extract dissolved in ethanol is known as tincture and it has antiseptic properties which prevent the growth of bacteria. Tincture of iodine contains 2-7% of iodine along with sodium or potassium iodide dissolved in ethanol and water. It is applied on cuts and wounds to heal them.

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Name the non-metal used to make purple coloured solution which is applied on cuts and wounds as an antiseptic.

Fill in the following balnks with suitable words:

(a) Metals are ........................... conductors of heat and ............................

(b) Most non-metals are ........................... conductors of heat and ...........................

(d) Metals react with acids to produce ........................... gas.

(e) Iron is more ........................... than copper.

(f) Metals form ........................... oxides whereas non-metals form ........................... oxides.

(g) Sulphur forms ........................... oxide whereas magnesium forms ........................... oxide.

(h) A non-metal is used to make an antiseptic solution called tincture ...........................

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