Chemistry MP1CP2 Review

Front

What state of matter has a definite shape and definite volume?

Back

Solid

Front

Is this a correct dot diagram for neon (Ne)?

Back

False

Front

What is a change in size, shape, or state of matter called?

Back

Physical change

Front

Is this a correct dot diagram for oxygen (O)?

Back

False

Front

As you move across the periodic table from left to right, what happens to the atomic radius?

Back

The atomic radius decreases because the number of protons increases, so attraction to electrons increases.

Front

What is the definition of a physical property?

Back

A characteristic of a substance that can be observed without changing its identity.

Front

What is a chemical change?

Back

A change that results in the formation of new chemical substances.

Front

What is the periodic table?

Back

A tabular arrangement of the chemical elements, organized by their atomic number, electron configuration, and recurring chemical properties.

Front

What is an atom?

Back

The smallest unit of a chemical element, consisting of a nucleus surrounded by electrons.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of only one type of atom, while a compound is made of two or more different types of atoms chemically bonded together.