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WHAT IS THE DIFFERENCE BETWEEN DISPLACEMENT AND DOUBLE DISPLACEMENT?
Definition: A double displacement reaction is a type of reaction where part of one reactant is replaced by part of another reactant.

Double displacement reactions take the form:

AB + CD ? AD + CB
Examples:
The reaction

AgNO3 + NaCl ? AgCl + NaNO3

is a double displacement reaction. The silver traded its nitrite ion for the sodium's chloride ion .
A displacement reaction is a type of reaction where part of one reactant is replaced by another reactant.

Single displacement reactions are reactions where one reactant replaces part of the other.

AB + C ? AC + B

Double displacement reactions are reactions where part of one reactant is replaced by part of another reactant.

AB + CD ? AD + CB


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