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Use the References to access important values if needed for this question Enter

ID: 635866 • Letter: U

Question

Use the References to access important values if needed for this question Enter electrons as e Use smallest possible integer coefficients If a box is not needed, leave it blank. Use the table 'Standard Reduction Potentials located in the Tables, to predict if a reaction will occur when Ni metal is put into a IM aqueous Pb2+ solution. If a reaction will occur, write a balanced net ionic equation for the reaction. If no reaction will occur, leave all boxes blank Submit Answer Retry Entire Group 7 more group attempts remaining

Explanation / Answer

Part A

The reaction will occur

Ni(s) + Pb(2+)(aq) ------------ Ni(+2)(aq) + Pb(s)

Part B

Reaction will occur

2Cr(s) +3 Br2(l) ---------------2 Cr(3+)(aq) + 6Br-(aq)

Part C

No reaction, since Ag cannot oxidize itself and reduce Pb