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X, Y and Z are three consecutive element...

X, Y and Z are three consecutive elements. X on addition of one electron and Y on addition of two electrons become isoelectronic with element Z.
  Element Y will have following property: 

A

Atomic number of Y is higher than atomic number of Z.

B

Atomic number of Y is higher than atomic number of X.

C

Element Y is placed in periodic table at left side of element X if both are in same period.

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
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