Mention the most important metals and non-metals from the following products.
a) Chlorophyll b) Lead of the pencil c) Annapurna salt d) Enamel layer on teeth
e) Liquid used in thermometer 1) Filament in electric bulb.
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Answer:
Lead of the pencil
Liquid used in thermometer
Filament in electric bulb.
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2
Answer:
CHLOROPHYLL:- magnesium--> METAL
LEAD OF THE PENCIL:- graphite-->NON-METAL
ANNAPURNA SALT:- iodine; chlorine-->NON-METAL
ENAMEL LAYER ON TEETH:- calcium phosphate --> NON-METAL
LIQUID USED IN THERMOMETER:- mercury --->METAL
FILAMENT IN ELECTRIC BULB:-tungsten-->METAL
Explanation:
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