Intro to Matter and Atomic Structure

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the three states of matter?

Back

Solid, liquid, and gas.

Front

What is an atom?

Back

An atom is the smallest unit of an element that retains the properties of that element.

Front

What are protons?

Back

Protons are positively charged particles found in the nucleus of an atom.

Front

What are neutrons?

Back

Neutrons are neutral particles found in the nucleus of an atom.

Front

What are electrons?

Back

Electrons are negatively charged particles that orbit the nucleus of an atom.

Front

How do you calculate the total number of atoms in a compound?

Back

Add the subscripts of all elements in the chemical formula.

Front

What is a chemical formula?

Back

A chemical formula is a way of expressing the number and type of atoms in a compound using symbols and numbers.

Front

What is the nucleus of an atom?

Back

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

Front

What is the charge of a proton?

Back

A proton has a positive charge.