Q10 of 5070_w10_qp_12

Question 10

Question 10 of 40

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No letter options?

Older MCQs might not have the typical A, B, C, D choices. They have choices 1, 2, 3, and a combination of them is the answer. Below is the key that maps such combinations to the answer.

A 1, 2 and 3 are correct

B 1 and 2 only are correct

C 2 and 3 only are correct

D 1 only is correct

Topics Tested

4. Electrochemistry

4.1. Electrolysis

Describe the transfer of charge during electrolysis to include: (a) the movement of electrons in the external circuit (b) the loss or gain of electrons at the electrodes (c) the movement of ions in the electrolyte

2. Atoms, elements and co...

2.4. Ion and ionic bonds

Describe the formation of positive ions, known as cations, and negative ions, known as anions

9. Metals

9.4. Reactivity series

Describe the relative reactivities of metals in terms of their tendency to form positive ions, by displacement reactions, if any, with the aqueous ions of magnesium, zinc, iron, copper and silver