Pb(NO3)2 + 2 KI → PbI2 + 2 KNO3 is an example of which reaction . i)displacement ii)double displacement iii)combination iv)decomposition
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The reaction is an example of a metathesis reaction, which involves the exchange of ions between the Pb(NO3)2 and KI. The Pb+2 ends up going after the I- resulting in the formation of PbI2, and the K+ ends up combining with the NO3- forming
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