Question

1.what is the valency of t?
2.is it a metal or a non-metal?
3.state number of protons and neutrons in T.
4.how many valence electrons are there in an atom of T?


please help me in these questions...
thankyou ❤️​

Answer 1

51 The Ionisation potential of Hydrogen is

2.17 x 10-11 erg/atom. The energy of the

electron in the second orbit of the hydrogen

atom is

2.17x10-11

1)

2.17 x 10-11

2

22

2.17 x 1017

3)

2.17 x 10"

22

22