ICSE Class 8 Answered
What are double displacement reactions
Asked by Nidhimalhotra888 | 06 Dec, 2019, 04:31: PM
Expert Answer
Double displacement: This is when the anions and cations of two different molecules switch places, forming two entirely different compounds. These reactions are in the general form:
AB + CD → AD + CB
One example of a double displacement reaction is the reaction of lead (II) nitrate with potassium iodide to form lead (II) iodide and potassium nitrate:
Pb(NO3)2 + 2 KI → PbI2 + 2 KNO3
Reactions that can be classified as double displacements include precipitation reactions, neutralization reactions and gas forming reactions.
Answered by Ramandeep | 08 Dec, 2019, 08:14: PM
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