Basic Chemistry

What is an atom?

• The smallest cell in your body.

• The smallest germ in the world.

• The smallest particle of matter.

• The outer electron cloud of an atom.

What is an atomic group?

• All the elements on the periodic table.

• Elements in the same vertical column on the periodic table.

• Elements in the same horizontal column on the periodic table.

• A group of scientists who study atoms.

What is an atomic number?

• The number of electrons in an atom.

• The number of protons in an atom.

• The number of neutrons in an atom?

• The total number of protons and neutrons in an atom.

What is an atomic period?

• Elements in the same horizontal row on the periodic table.

• Elements in the same vertical row on the periodic table.

• The time during school when you have to learn about atoms.

• A particle that has a positive charge that gives an element its identity.

What is an electron?

• What America uses to choose its president.

• A subatomic particle in the nucleus of an atom.

• A negatively charged subatomic particle that travels around the nucleus of an atom.

• A very small piece of something.

What is an electron cloud?

• Water vapor in the sky that drops rain onto the earth.

• A gathering of people who want to vote.

• The location of electrons circling the nucleus of an atom.

• The center of an atom.

Element

• The location of electrons circling the nucleus of an atom.

• The total amount of matter in something.

• A simple substance like water or cotton.

• A material that cannot be split into simpler materials; each element is made of only one kind of atom.

What is mass?

• An element that has some properties of a metal and some properties of a nonmetal.

• A subatomic particle in the nucleus of an atom.

• The total amount of matter in something.

• A subatomic particle that has no electrical charge.

What is matter?

• A subatomic particle that has no electrical charge.

• Anything that has mass and takes up space.

• A material that cannot be split into simpler materials; each element is made of only one kind of atom.

• An element that has some properties of a metal and some properties of a nonmetal.

What is a metalloid?

• Anything that is made of metal.

• An element that has properties of a nonmetal.

• A band that plays rock music.

• An element that has some properties of a metal and some properties of a nonmetal.