Q. 1. 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

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Answer

  • Metals are good conductors of heat and electricity
  • Most non-metals are poor conductors of heat and
  • Phosphorous is a very reactive Non-
  • Metals react with acids to produce hydrogen
  • Iron is more reactivethan
  • Metals form basic oxides whereas non-metals form acidic
  • Sulphur forms acidic oxide whereas magnesium forms basic
  • A non-metal is used to make an antiseptic solution called tincture iodine.

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