Atoms and the Periodic Table Challenge

This video tutorial introduces atoms and the periodic table. It explains the structure of atoms, including protons, neutrons, and electrons, and how these subatomic particles determine the type of element. The tutorial also covers how to use the periodic table to find the number of subatomic particles in an element, with examples of elements like helium, gold, and mercury. Additionally, it provides a trick for calculating the number of neutrons and explains the relationship between atomic number and the number of protons and electrons.

What is the smallest particle of an element called?

• Electron

• Neutron

• Atom

• Molecule

Which subatomic particle has a positive charge?

• Isotope

• Proton

• Neutron

• Electron

Where are electrons located in an atom?

• Neutron

• Orbital

• Nucleus

• Proton

What determines the type of element an atom will be?

• Number of molecules

• Number of protons

• Atomic mass

• Number of electrons

Which element is naturally in liquid form at room temperature?

• Gold

• Helium

• Oxygen

• Mercury

Tags

NGSS.MS-PS1-4

What information does the atomic number provide?

• Number of neutrons

• Number of protons

• Number of electrons

• Atomic mass

What is the atomic symbol for sodium?

• Sa

• Na

• So

• S

How can you calculate the number of neutrons in an atom?

• Atomic mass minus atomic number

• Electrons minus protons

• Atomic number minus atomic mass

• Protons minus electrons

If an element has an atomic number of 8 and an atomic mass of 16, how many neutrons does it have?

• 8

• 16

• 24

• 4

What is equal to the number of protons in an atom?

• Atomic mass

• Number of electrons

• Number of neutrons

• Atomic number