The diagram shows elements W, X, Y and Z in a section of the Periodic Table.
Which statement about the reactivity of the elements is correct?
1 )
X is more reactive than Y, and W is more reactive than Z.
2 )
X is more reactive than Y, and Z is more reactive than W.
Y is more reactive than X, and W is more reactive than Z.
4 )
Y is more reactive than X, and Z is more reactive than W.
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