Structure of Matter Unit Exam

You can say this about all elements on the Period Table...

Which picture best illustrates oxygen (O₂) and hydrogen (H₂) molecules?

Scientists contribute to ideas, research and observations over time to explain an phenomenon.

composed of 2 or more atoms of the same or different element that ARE bonded together.

What structure in an atom is responsible for creating bonds with other atoms?

Composed of 2 or more substances NOT chemically combined (NOT bonded)!

Made of atoms. Has a mass. Takes up space (volume). One of three states (solid, liquid, gas).

What type of atom makes up this element?

The amount of matter in an object.

Protons are structures that determine the type of element; this is known as...

Large structure that form repeating patterns are referred to as...

Consists of ONLY one type of element or one type of molecule.

If an atom has 6 protons and 6 electrons what could you say about its charge?

When we were modeling molecules what did the marshmallow & stick represent?

The part of the atom that is most dense and has the most mass is...

True or false...an atom is made up of mostly empty space.

What are the different elements in a glucose molecule?

The amount of space the matter takes up.

Silver is made up of what type of atoms?

How many hydrogen atoms are in a glucose molecule?

In the Period Table, what does the letter represent?

Which soccer ball has the greater mass?

The two particles that make up the atoms nucleus.

Makes up matter. Simplest, purest form of an element.