Elements and the Periodic Table

What are the two structures found in the atom's nucleus?

• Electrons and Neutrons
• Protons and Electrons
• Protons and Neutrons
• Neutrons and Electrons

What does the atomic number tell you?

• Number of Protons
• Number of Neutrons
• Sum of protons and neutrons

How many neutrons are in the element shown?

• 4

• 9

• 5

• 13

Tags

NGSS.MS-PS1-1

The modern periodic table of elements is arranged by 

• Number of neutrons
• State of matter
• Atomic number
• Atomic Mass

What subatomic particle is found outside of the nucleus?

• Isotope
• Electron
• Neutron
• Mass

Use your periodic table to find which element has 5 protons.

• Lithium

• Calcium

• Boron

• Neon

How many elements are in their liquid state at room temperature? (Use your periodic table)

• 1

• 2

• 12

• 28

Tags

NGSS.MS-PS1-4

The number of protons is equal to the number of

• electrons

• neutrons

• isotopes

• nucleus

Which element has an atomic mass of 19?

• Hydrogen

• Argon

• Fluorine

• Potassium

How do you find the number of neutrons in an atom?

• Atomic Number

• Atomic Mass

• Atomic Mass - Atomic Number

• Atomic Number + Atomic Mass