Molecular Structure

True or False: To classify something to arrange items into categories according to shared qualities or characteristics.

Tags

NGSS.HS-LS4-1

NGSS.HS-LS4-2

Some substances are molecules, which are a group of atoms that are

• held together by chemical bonds

• not bonded together

• different shapes and sizes

• different colors

Tags

NGSS.MS-PS1-1

Which is NOT a type of substance?

• Metals

• Nonmetals

• Metalloids

• Metallicides

What is a diatomic molecule?

• A single atom by itself.

• A molecule made of two atoms that are the same.

• Diatomic molecules do not exist.

True or False

There are both nonmetal gases and nonmetal solids.

• True

• False

Nonmetal gasses have

• low attraction between particles

• high potential energy

• high kinetic energy

• All of the above

Tags

NGSS.HS-PS3-2

True or False

Nonmetal gasses have a high boiling point and conduct electricity very well.

• True

• False

True or False

Nonmetal solids have extended structures because atoms of the same type bond together to form it.

• True

• False

Metals are mostly ______ at room temperature.

• Solid

• Liquid

• Gas

When you hit a metal with a hammer, and it bends but does not break, this means that the substance is _______

• soft

• stretchy

• malleable

• brittle