Question

What is a shiny metal, in period 5, and has 3 valence electrons. What is that element's name? 69 POINTS!!!!!!!!!!!!!!!

Answer 1

• It has 3 valence electrons (constant) .
• It belongs to p-block elements
• They are

1. BoRon(B)
2. Aluminum (Al)
3. Galium(Ga)
4. Indium(In)
5. Thalium(Tl)

As it belongs to 5th period element is Tl

Answer 2

Indium

Step-by-step explanation: