CHEM 1201 : Fall 2011 Exam 2 With Answers
Document Summary
Encode your answers on the scantron sheet with soft pencil. A periodic table is provided on the last page. Turn in the scantron to the exam proctor. Encode 1 under grade or education on the scantron sheet: when the solutions of pb(no3)2 and nh4cl are mixed, a reaction takes place. The identity of the precipitate is and ions that remain in solution are: pb(nh4)2(s); no3. (aq: pbcl2(s) and nh4no3(s); no ions are present, nh4cl(s); pb2+(aq) and no3. Of the species below, only __________ is a non-electrolyte when placed in water: hcl, rb2so4, ar, koh, nacl, which of the following ions will always be a spectator ion in a precipitation reaction, all (i) cl (ii) no3. 2 (iii) so4 (iv) s2 : (i) only, (ii) only, (i) and (ii) only, (ii) and (iii) only, what is the correct net ionic equation for the reaction between solid nickel(ii) carbonate and aqueous hydriodic acid is __________.
