CH. 3 Atoms and Bonding

Front

H is the symbol for ____.

Back

Hydrogen

Front

What is the chemical formula for silicon tetrachloride?

Back

SiCl4

Front

How many protons are found in a neon atom?

Back

10

Front

Which of the following is an example of an alloy? A) Oxygen B) Brass C) Silicon D) Sulfur

Back

B) Brass

Front

How many neutrons does oxygen have?

Back

8

Front

What is an atom?

Back

The basic unit of a chemical element.

Front

What is the atomic number?

Back

The number of protons in the nucleus of an atom.

Front

What is a molecule?

Back

A group of atoms bonded together.

Front

What is the difference between an element and a compound?

Back

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

Front

What is an ion?

Back

An atom or molecule that has a net electric charge due to the loss or gain of one or more electrons.