Periodic Table and Atomic Structure Review

All elements in this group have 2 valence electrons.

• Transition metals

• Alkaline Earth metals

• Alkali metals

• Metalliods

An unstable nucleus results from too many or too few _______.

• neutrons

• protons

• electrons

• radons

Tags

NGSS.MS-PS1-1

At room temperature, most metals are ______.

• Solids

• Liquids

• Gases

• Plasma

Tags

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The most reactive nonmetals.

• Oxygen Family

• Noble Gases

• Halogens

• Boron Family

What noble gas does not have 8 valence electrons?

• Xenon

• Argon

• Neon

• Helium

Which subatomic particle is responsible for the identity of the atom?

• Croutons

• Protons

• Neutrons

• Electrons

How many protons are in an atom of Aluminum?

• 13

• 27

• 14

• 26.98

Tags

NGSS.MS-PS1-1

How many electrons are in a neutral atom of sulfur (S)?

• 18

• 32

• 16

• More info is needed

Which family on the Periodic Table contains the least reactive, most stable elements on the Periodic Table

• Transition Metals

• Metalloids

• Noble Gases

• Alkaline Earth Metals

Which of the following elements has the lowest ionization energy?

• Potassium (K)

• Germanium (Ge)

• Selenium (Se)

• Bromine (Br)

Tags

NGSS.HS-PS1-1

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