Periodic Table 1
Atomic Structure
Subatomic Particles
Periodic Table 2
Periodic Table/Atomic Structure
100

Atomic mass - Atomic number

What is the formula for finding the neutrons of an atom?

100

What are Bohr diagrams. 

100

A subatomic particle with no charge.

What is a neutron?

100

Arsenic (As) has 42.

What are neutrons?

100

The maximum number of electrons the 1st orbital, or energy shell, can hold.

What is 2?

200

Rows on the periodic table.

What are periods?

200

An atom with a completely full outer most (valence) energy level is this.

What is nonreactive or noble gases?

200

A part of an atom with a negative charge

What is an electron?

200

The majority of the elements on the periodic table are this.

What are metals?

200

Tiny particles that make up all matter.

What are atoms?

300

Columns on a periodic table 

What are groups?

300

The maximum number of electrons the 2nd orbital, or energy shell, can hold.

What is 8.

300

A part of an atom with a positive charge

What is a proton?

300

The modern periodic table is organized according to this.

What are by increasing atomic number?

300

Elements in the same group share this.

What are the same number of valence electrons

400

The atomic number tells you

What is the number of protons (and electrons) an atom of an element has?

400

The electrons in the outermost energy level

What are valence electrons?

400

The location of protons and neutrons.

What is inside the nucleus?

400

Arsenic (As) has 33.

What are protons and electrons?

400

The three classes of elements are these.

What are metals, metalloids, and nonmetals?

500

Found in a zigzag line on the periodic table.

What are metalloids?

500

What is Lewis dot model.

500

The location of electrons.

What is outside the nucleus, energy levels, energy shell, electron cloud?

500

Elements in group 1 have only 1 valence electron and are considered this.

What are elements that are considered extremely reactive?

500

Located on the right side of the zigzag line.

What are nonmetals?