ATOMS
MOLECULES
ELEMENTS
PERIODIC TABLE
miscellaneous
100
An atom is the simplest particle of _____________ that can exist.
What is matter?
100

A molecule is comprised of two or more different _______________ bonded together.

What are atoms?

100
The ________________________ organizes all known elements.
What is the Periodic Table?
100
The Period Table of Elements categorizes elements according to the properties of their ______________, which are the smallest unit of an element.
What are atoms?
100

An element the body needs in finite amounts to function properly

What is a trace element?

200
Particle of an atom with a negative charge.
What is an electron?
200

Atoms bond together to create molecules by either sharing, gaining, or losing these.

What are electrons?

200

The letter abbreviation of an element is called the ___________________.

What is the chemical symbol?

200
Elements are listed by the number of protons in the atom’s nuclei. What is this number called?
What is the atomic number?
200

In example below the number following the element represents this

Carbon-12, Carbon-13, and Carbon-14 

What is atomic mass?

300

Particle of an atom with a positive charge, located in the ____________.

What is a proton/nucleus?

300
Each shell can hold only a certain number of _____________ which determines what kind of atoms each atom can __________________ with.
What are electrons/bonds?
300
This element is needed for the thyroid gland to function properly 

What is iodine?

300
What does the number of protons plus the number of neutrons equal?
What is the atomic mass?
300
Lighting would be considered this phase of matter
What is Plasma?
400

Area where electrons orbit around the nucleus of an atom

What is electron shell or electron cloud?

400

This is what the 2 represents in H2O

What is the how many atoms of each element are in molecule.

400

If you know the atomic number and the atomic mass of an element, how do you calculate the number of neutrons in an element’s atom?

What is atomic mass – atomic number = # of neutrons?

400
What are horizontal categories of the period table? These categories determine how many electron shells an element’s atoms have.
What are periods?
400

The process of using radioactive isotopes to determine the age of rock formations

What is radioactive dating?

500
The number of ________________ in an atom is equal to the number of _________________ in an atom.
What are protons/electrons?
500
The general rule we follow for knowing if a bond is ionic

What is a nonmental bonded to a metal

500

This subatomic particle has the lowest mass

What is an electron?

500
What are vertical categories of the period table? These categories indicate how many electrons are in an atom’s outer shell.
What are groups?
500

Unlike Chernobyl or Three Mile Island this nuclear meltdown was triggered in Japan because of an earthquake 

What is Fukushima?

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