Tag: science
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Class 10 Science “Chemical Reactions and Equations”
Most important previous year question 1 marks questions Q1 : Fe2O3 +2Al —> Al2O3 +2FeThe above reaction is an example of : (a) combination reaction (b) double displacement reaction (c) decomposition reaction (d) displacement reaction. Ans: The given equation is a displacement reaction in which Fe of Fe2O3 has been displaced by Al.Thus Option (a)…