The atomic radii of two elements "X" and "Y" are `0.72 A^(0)` and `1.6A^(0)`. Then the elements "X" & "Y" are

The given diagrams show the atomic structures of elements X and Y. What name is given to the pair of elements X and Y? Explain.

The given diagrams show the atomic structures of elements X and Y. What are the nucleon numbers of elements X and Y?

The given diagrams show the atomic structures of elements X and Y. What are the electronic configurations of elements X and Y?

The given diagrams show the atomic structures of elements X and Y. What are the proton numbers of elements X and Y?

If X and Y are two sets such that X has 40 elements, X ∪ Y has 60 elements and X ∩ Y has 10 elements, how many elements does Y have?

If X and Y are two sets such that X has 40 elements, X ∪ Y has 60 elements and X ∩ Y has 10 elements, how many elements does Y have?

If X and Y are two sets such that X has 40 elements , X uu Y has 60 elements and X nn Y has 10 elements , how many elements does Y have ?

If X and Y are two sets such that X has 40 elements, X uu Y has 60 elements and X nn Y has 10 elements, how many elements does Y have?

If X and Y are two sets such that X has 40 elements, X uu Y has 60 elements and X nn Y has 10 elements, how many elements does Y have ?