Periodic Table

Atomic number tells you

Ne is a(n)

I is a(n)

Which of the following is man-made?

K is a(n)

What charge do electrons carry?

Which is more reactive than Na?

What charge do protons carry?

At room temperature, N is a(n)

Ce is a(n)

Which has a larger atomic radius than Al?

Which diagram shows only valence electrons?

How many neutrons are in C-13?

Th is a(n)

Which diagram shows all the electrons in an atom?

What did Mendeleev do wrong when creating his periodic table of elements?

Which is more reactive than Cl?

What charge do neutrons carry?

This element has 24 protons

Why do smaller atoms have higher electronegativity than larger atoms?

This halogen is a liquid at room temperature

A non-metal:

This is an element with 2 valence electrons

This is a metalloid

This element has 17 electrons when neutral

A soft, very reactive metal:

At room temperature, Hg is a(n)

Halogens all have this in common

Which trend is correct?

Ge is a(n)

Mg is a(n)

Which is the correct Lewis Dot structure for Carbon (C)?

How many protons are in U-238?

This element is an alkali metal

If you add the number of protons and neutrons in an atom, you get:

Hf is a(n)

At room temperature, Ca is a(n)