Bohr Models & PT Families & Valence

Front

On a Bohr model of an atom, how many electrons can the first ring hold?

Back

2 electrons.

Front

On a Bohr model of an atom, how many electrons can any ring past the first hold?

Back

8 electrons.

Front

What family of elements forms deadly gases?

Back

Halogen family.

Front

What is an ELEMENT made up of?

Back

One kind of atom.

Front

What does it mean for an element to be inert?

Back

It means the element is nonreactive.

Front

How many valence electrons do alkali metals have?

Back

1 valence electron.

Front

What is the maximum number of electrons that can be held in the second ring of a Bohr model?

Back

8 electrons.

Front

What are the characteristics of noble gases?

Back

They are nonreactive and have a full valence shell.

Front

What is the general trend in reactivity for alkali metals as you move down the group in the periodic table?

Back

Reactivity increases.

Front

What is the significance of valence electrons in chemical bonding?

Back

Valence electrons determine how an atom can bond with others.