Groups run:

Periods run:

Metals are on the:

Metalloids are on the:

Nonmetals are on the

A student is studying a mystery substance. It breaks easily. It has a very dull luster. It doesn't conduct any electricity. What is the most likely substance this is?

The same student works with a new substance. He concludes it conducts electricity very well. It has a very shiny luster. When he hammers it, it simply dents and flattens. What is the most likely substance type?

The third substance the student works with is a little brittle. It is just a little shiny. When he tries to conduct electricity through it at first, it doesn't conduct, but upon heating up, it does start to allow electrons to flow. What is the most likely substance type?

What is the Atomic Number for Beryllium (Be)?

What is the Atomic Mass for Beryllium (Be)?

How many Protons are in one atom of Beryllium (Be)?

How many Electrons are in one atom of Beryllium (Be)?

What is the Rounded Mass of Beryllium (Be)?

How many neutrons are in one atom of Beryllium (Be)?

How are we feeling about the Periodic Table?