Chapter 10 & 11 Unit Test

Front

What is the charge of a proton?

Back

Protons have a positive charge.

Front

Where are protons located in an atom?

Back

Protons are located in the nucleus of an atom.

Front

How are elements arranged on the Periodic Table?

Back

Elements are arranged according to their Atomic Number.

Front

What are the horizontal rows on the Periodic Table called?

Back

The horizontal rows are called Periods.

Front

What is a Physical Change?

Back

A Physical Change is a change that affects one or more physical properties of a substance without altering its chemical composition.

Front

What is a Chemical Change?

Back

A Chemical Change is a change that results in the formation of new chemical substances.

Front

What is the symbol for Nitrogen?

Back

The symbol for Nitrogen is N.

Front

What is the difference between Atomic Mass and Atomic Number?

Back

Atomic Mass is the weighted average mass of an element's isotopes, while Atomic Number is the number of protons in the nucleus of an atom.

Front

What are Groups in the Periodic Table?

Back

Groups are the vertical columns in the Periodic Table that contain elements with similar chemical properties.

Front

What is an example of a Physical Change?

Back

Tearing a piece of paper in half is an example of a Physical Change.