CHEMISTRY · Single correct · A Level · Chemistry · Reactions of ions in aqueous solution · AP
Problem
Which of the following pair(s) contain species, which react with each other on mixing their aqueous solutions to give yellow precipitate?
(1) NaI and NaCl
(2) NaCl and I2
(3) AgNO3 and NaI
(4) Pb(NO3)2 and NaI