Students are attempting to construct a battery in the laboratory that will light up a light bulb. Compare the following lists prepared by students and determine which student will not be able to successfully build a "battery" that will light up the bulb.

Question

Student 1
large beaker
strip of aluminum metal
strip of silver metal
silver nitrate solution
aluminum nitrate solution
sodium nitrate solution
a porous membrane
a length of copper wire
light bulb

Student 2
2 beakers
strip of magnesium metal
strip of nickel metal
magnesium chloride solution
nickel(II) chloride solution
potassium chloride salt bridge
a length of copper wire
light bulb

Student 3
2 beakers
strip of zinc metal
strip of gold metal
gold(III) chloride solution
zinc(II) chloride solution
sodium chloride salt bridge
a length of copper wire
light bulb

Student 4
1 large beaker
strip of cadmium metal
strip of copper metal
copper(II) chloride solution
cadmium chloride solution
sodium chloride salt bridge
a length of copper wire
light bulb

Answer 1

does student one need a salt bridge?

Answer 2

Oh dear, I am so stupid! Thank you. I can't believe that I didn't even realize that.