Elements and the Periodic Tabel

What are the elements in group 1 (the far left) of the periodic table called?

• Alkali metals

• Alkaline earth metals

• Halogens

• Noble gases

Tags

NGSS.HS-PS1-1

What are the elements in group 18 (the far right) of the periodic table called?

• Alkali metals

• Alkaline earth metals

• Halogens

• Noble gases

Tags

NGSS.HS-PS1-1

What are the elements in group 17 of the periodic table called?

• Alkali metals

• Alkaline earth metals

• Halogens

• Noble gases

What are the elements found along the "staircase" called? They have properties of both metals and non-metals.

• Metalloids

• Non-metals

• Transition metals

• Metals

Hydrogen is a:

• Alkali metal

• Metalloid

• Non-metal

• Noble gas

The positively charged particle in the nucleus of an atom is a:

• Proton

• Neutron

• Electron

• Shell

Tags

NGSS.MS-PS1-1

The neutral particle in the nucleus of an atom is a:

• Proton

• Neutron

• Electron

• Shell

A tiny, negatively charged particle that moves around the nucleus of an atom in clouds/shells is called:

• An electron

• A proton

• A neutron

• A shell

The number of protons in the nucleus of an atom is equal to the:

• Atomic number

• Atomic mass

• Number of neutrons

• Number of valence electrons

Tags

NGSS.MS-PS1-1

The total number of protons and neutrons in an atom's nucleus is equal to the:

• Atomic number

• Atomic mass

• Number of valence electrons

• Number of electron shells

Tags

NGSS.MS-PS1-1