The Periodic Table

Which list of elements consists of a metal, a metalloid, and a nonmetal?

• Si, F, Mg

• H, Na, Cl

• Al, Cu, Ne

• Ge, As, K

Tags

NGSS.HS-PS1-1

Which characteristics both generally decrease from left to right across Period 3?

• Nonmetallic properties and atomic radius

• Nonmetallic properties and ionization energy

• Metallic properties and atomic radius

• Metallic properties and ionization energy

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

As the elements in Group 17 are considered in order of increasing atomic number, the chemical reactivity of each successive element

• increases

• decreases

• remains the same

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

As the elements in Group 1 are considered in order of increasing atomic number, the chemical reactivity of each successive element

• increases

• decreases

• remains the same

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Elements on the most current periodic table are arranged based on

• increasing atomic number

• electron configuration

• both of above

• neither of above

Tags

NGSS.HS-PS1-1

Which phrase best describes the elements in Group 2 of the Periodic Table?

• Group 2 is classified as metals and called the Alkaline earth metals

• Group 2 is classified as metalloids and called Alkali metals

• Group 2 is classified as metals and called Transition metals

• Group 2 is classified as nonmetals and called Halogens

Tags

NGSS.HS-PS1-1

Which phrase best describes the elements in Group 1 of the Periodic Table?

• Group 1 is classified as metals and called the Alkaline earth metals

• Group 1 is classified as metalloids and called Alkali metals

• Group 1 is classified as metals and called Alkali metals

• Group 1 is classified as nonmetals and called Halogens

Tags

NGSS.HS-PS1-1

Which phrase best describes the elements in Group 17 of the Periodic Table?

• Group 17 is classified as metals and called the Alkaline earth metals

• Group 17 is classified as metalloids and called Alkali metals

• Group 17 is classified as metals and called Alkali metals

• Group 17 is classified as nonmetals and called Halogens

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which list includes elements with the most similar chemical properties?

• O, C, N

• O, S, Se

• Na, Mg, Al

• Na, F, Ne

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What are valence electrons?

• Subatomic particles that are found in the nucleus of the atom.

• Subatomic particles that are outside of the nucleus.

• Subatomic particles that are found in space.

• Subatomic particles that are found in the outermost energy level.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2