AnswersISP ONLY Chemistry S1 Q3000XXLab: Ionic and Covalent BondsQuestion 5
5
AssignmentMultiple Choice

Lab: Ionic and Covalent Bonds

Question 5 • ISP ONLY: Chemistry S1 Q3000XX

How does a conductivity apparatus test whether a solution has ionic or covalent substances in it?

Answer
A
It fails to light up except in homogeneous solutions.
B
It lights up when the leads touch each other.
C
Ions complete the flow of electrons to form a circuit.
D
The covalent substances bond to the leads to prevent the lightbulb from lighting.
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