Fill in the blanks :
(a) Phosphorus is very……………. non-metal.
View Answerreactive
(b) Metals are…………….. conductors of heat and………………….. .
View Answergood , electricity
(c) Iron………………... is reactive than copper.
View Answermore
(d) Metals react with acids to produce……………….. gas.
View Answerhydrogen
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