Chem Final Test

Front

What does the atomic number represent?

Back

The atomic number represents the number of protons in an atom, and usually the number of electrons as well.

Front

What is the subatomic particle with a negative charge?

Back

The subatomic particle with a negative charge is the electron.

Front

How is the Modern Periodic Table of Elements arranged?

Back

The Modern Periodic Table of Elements is arranged by atomic number.

Front

What type of element is Iron, which is a good conductor, malleable, and magnetic?

Back

Iron is classified as a Metal.

Front

What are the positive particles of an atom called?

Back

The positive particles of an atom are called protons.

Front

What is the charge of a neutron?

Back

A neutron has no charge; it is neutral.

Front

What is the charge of a proton?

Back

A proton has a positive charge.

Front

What is the main difference between metals and nonmetals?

Back

Metals are typically good conductors of heat and electricity, while nonmetals are not.

Front

What is a metalloid?

Back

A metalloid is an element that has properties of both metals and nonmetals.

Front

What is the nucleus of an atom?

Back

The nucleus is the central part of an atom, containing protons and neutrons.