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Materials : Metals And Non-Metals

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Science

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Science

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CBSE Gujarat Board Haryana Board

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Class 10 Class 12

Metals react with acids to give

  • Oxygen gas

  • Hydrogen gas

  • Sulphur dioxide gas

  • Carbon dioxide gas


B.

Hydrogen gas


Phosphorus is very  ________  non-metal.


reactive


Metals are _______ conductor of heat and ________.


good

,

electricity


Which of the following can be beaten into thin sheets?

  • Zinc

  • Phosphorus

  • Sulphur

  • Oxygen


A.

Zinc


Iron is ________ reactive than copper.


more


Which of the following statements is correct?

  • All metals are ductile.

  • All non-metals are ductile.

  • Generally, metals are ductile.

  • Some non-metals are ductile.


C.

Generally, metals are ductile.