Fill in the blanks.
(a) Phosphorus is a very _________non-metal.
(b) Metals are _________ conductors of heat and ____________ .
(c) Iron is ____________reactive than copper.
(d) Metals react with acids to produce ____________ gas.
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Explanation:
(a)reactive.
(b) good,electricity.
(c)a.
(d)hydrogen.
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