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

User Grooveplex
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4.6k points

2 Answers

5 votes
  • 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

User Madhu Kumar Dadi
by
4.5k points
3 votes

Answer:

Indium

Step-by-step explanation:

User Mkhatib
by
4.8k points
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