CH-1190
Structure and properties
Chemistry · Secondary 4 · Easy · Structure and properties
Which pair of substances will both conduct electricity because they contain mobile ions?
A solid sodium chloride and solid copper
B molten lead(II) bromide and aqueous potassium nitrate
C solid aluminium and solid graphite
D aqueous sugar solution and distilled water
A solid sodium chloride and solid copper
B molten lead(II) bromide and aqueous potassium nitrate
C solid aluminium and solid graphite
D aqueous sugar solution and distilled water
- A
- B
- C
- D
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