Sagot :
Answer:
A.Pitassium is the most reactive element among the given elements.
Explanation:
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[ Question? ]
Which of the following elements is most reactive?
A.Pitassium
B.Sodium
C.Lithium
D.Calcium
[ Answer: ]
- A. Pötassium
[ Explanation* ]
All the group 1 metals are reactive, but they get more reactive as you go down the group, so pötassium is more reactive than sodium, which is more reactive than lithium.