Periodic Table 1
Periodic Table 2
Periodic Table 3
Periodic Table 4
Periodic Table 5
100

The electrons in the outer energy level

What are valence electrons?

100

A part of an atom with a negative charge

What is an electron?

100

The atomic number tells you

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

100

Atomic mass - Atomic number

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

100

A subatomic particle with no charge.

What is a neutron?

200

The location of protons and neutrons.

What is inside the nucleus?

200

Levels 4-7 can have how many electrons?

What is 32?

200

Tiny particles that make up all matter.

What are atoms?

200

Arsenic (As) has 33.

What are protons and electrons?

200

The location of electrons.

What is outside the nucleus?

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

Rows on the periodic table

What are periods?

300

Arsenic (As) has 42.

What are neutrons?

300

Elements in the same group share this.

What are the same number of valence electrons

400

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

What is 2?

400

A part of an atom with a positive charge

What is a proton?

400

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

What are metals?

400

What are Bohr models? 

400

The three kinds of elements on the periodic table are these.

What are metals, metalloids, and nonmetals?

500

Found in a zigzag line on the periodic table.

What are metalloids?

500

The modern periodic table is organized according to this.

What are by increasing atomic number?

500

Elements that have properties of metals and nonmetals.

What are metalloids?

500

Describe the Bohr of oxygen include period, group, electrons, protons, and neutrons (not rounded).

What is period 2, group 6, 6 electrons, 2 electrons in the 1st shell, 4 in the 2nd shell, 6 protons in the nucleus, and 7.999 neutrons?

500

Located on the right side of the zigzag line.

What are nonmetals?