The following diagram shows the effect of electric current on lead (II) Chloride

The following diagram shows the effect of electric current on lead (II) Chloride.



a) When the circuit was completed no current flowed. Explain why.

b) When lead (II) Chloride was heated to about 300 degrees C, it melted and there was light on the bulb. State and explain the observation made at the anode.

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a)Solid lead (ii) chloride does not conduct electricity for there are no mobile ions

b)Bubbles of yellow green –chloride ions migrate to the anode and are discharged to form chlorine gas.

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marto answered the question on October 1, 2019 at 10:57

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