Question 10.Before the heating when iron filing mixed with sulphur. Is this reaction will show chemical change:
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Answered by
2
Answer:
ferrous sulphide (FeS)
Explanation:
When iron filings and sulphur powder are mixed and heated they undergo a chemical reaction and form ferrous sulphide (FeS). It is a new substance which has properties entirely different from Fe and S. Therefore, heating of mixture of iron and sulphur powder is a chemical change.
Answered by
6
Answer:
Before the heating when iron filing mixed with sulphur. Is this reaction will show chemical change:
a) Yes
b) No
c) Initially physical then chemical change
d) Initially chemical then physical change
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