3rd 3wk review

What is the center of an atom called?

What is the outside of an atom called?

What are the negative particles called?

What are the neutral particles called?

What are the positive particles called?

Why does the iron allow the light bulb to light up, but the wood does not?

______ means it can be bent or shaped, while ________ means it breaks easily.

______ means it reflects light, while ________ means it does not reflect light.

______ means it blocks heat/electricity, while ________ means it lets heat/electricity move through it.

The other name for metalloids is ______________.

__________ means it can be shaped into a wire.

How many protons does Phosphorus have?

How many electrons does Phosphorus have?

How many neutrons does Phosphorus have?

How many valence electrons does Phosphorus have? Is Phosphorus reactive or non-reactive?

What is the most reactive group of metals?

What is the most reactive group of nonmetals?

An elements atomic # is equal to the number of...

We identify an element by its number of...

The period # is equal to the number of...

The group # is equal to the number of...