Single Answer MCQ
Q-00002496
List the metals in the reactivity series in order of decreasing reactivity.
1
Potassium, sodium, calcium, magnesium
2
Magnesium, calcium, sodium, potassium
3
Calcium, magnesium, potassium, sodium
4
Sodium, potassium, magnesium, calcium
Answer and Solution
Answer
A. Potassium, sodium, calcium, magnesium
Solution:
The reactivity series of metals in order of decreasing reactivity is potassium, sodium, calcium, and magnesium. Metals higher in the series can displace those lower in the series from their compounds.
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