what us mean by double displaxemebt reaction give two examples?
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A double displacement reaction is a type of chemical reaction where two compounds react, and positive ions (cation) and the negative ions (anion) of the two reactants switch places, forming two new compounds or products. For example, Na2S+2HCl→2NaCl+H2S.
AgNO 3 + NaCl → AgCl + NaNO
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