12.2k views
9 votes
Which of the following elements is most reactive?

A.LI
B.Ne
C.K
D.Au
E.Cs

1 Answer

10 votes

Answer:

E

Step-by-step explanation:

Anything going down Column 1 is going to be more reactive than anything else.

So the only contenders that are in column 1 are Li and Cs. The most reactive ones are the ones going down.

Cs is at the bottom of column 1. The answer is E

User Ahmad Nassri
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