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  3. 8th Class
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  5. Materials : Metals and Non-metals

8th Class Science Materials : Metals and Non-metals

  • question_answer 3)
    Fill in the blanks. (a) Phosphorus is very ................... non-metal. (b) Metals are ............ conductors of heat and ................. (c) Iron is .............. reactive than copper. (d) Metals react with acids to produce ................ gas.  

    Answer:

    (a) reactive         (b) good, electricity     (c) more   (d) hydrogen


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