Q. 314.3( 6 Votes )
Find out the names of three metals and three non-metals from the box given as Fig 4.2.
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Match the substances given in column A with their uses given in column B:
Column A
(i) Gold
(ii) Iron
(iii) Aluminium
(iv) Carbon
(v) Copper
(vi) Mercury
Column B
(a) Thermometers
(b) Electric wires
(c) Wrapping food
(d) Jewellery
(e) Machinery
(f) Fuel
Lakhmir Singh & Manjit Kaur - ScienceState one use each of the following non-metals:
(a) Oxygen
(b) Nitrogen
(c) Sulphur
(d) Chlorine
(e) Iodine
Lakhmir Singh & Manjit Kaur - ScienceWhich non-metals is used as a fuel?
Lakhmir Singh & Manjit Kaur - ScienceName the non-metal which is essential for maintaining life and inhaled during breathing.
Lakhmir Singh & Manjit Kaur - ScienceName two metals which are used to make jewellery.
Lakhmir Singh & Manjit Kaur - ScienceWhich metal is used to galvanize iron to protect it from rusting?
Lakhmir Singh & Manjit Kaur - ScienceName two metals which are used for making electric wires.
Lakhmir Singh & Manjit Kaur - ScienceName the metal which is used in making thermometers.
Lakhmir Singh & Manjit Kaur - ScienceName two metals which are used for making cooking utensils and water boilers for factories.
Lakhmir Singh & Manjit Kaur - Science