Question

correct the statements
1). elements in the same period have the same valency.
2).valency depends upon the number of shells in an atom.
3).copper and zinc are representative elements.
4).transition elements are placed at extreme right of the periodic table.

Answer 1

2) valency depends upon the number of shells in an atom

Answer 2

Hey dear,


● Answers -
Let me correct the sentences for ya.

1) Elements in the same group have the same valency.

2) Valency depends upon the number of electrons in outermost shell of an atom.

3) Copper and zinc are transition elements.

4) Transition elements are placed in middle of the periodic table.

Hope this helps you.
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