Chem answer check

Which of the following are strong electrolytes?
BaCl2
AgNO3
PbI2
Pb(NO3)2
KI

I think they are all strong electrolytes. Is this correct?

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asked by Jacob
  1. PbI2 is an insoluble salt. See the solubility rules.
    http://www.files.chem.vt.edu/RVGS/ACT/notes/solubility_rules.html

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