Periodic Table Families

As the elements in Group 2 are considered from beryllium to radium, the degree of metallic activity

• Increases and atomic radius increases
• decreases and atomic radius decreases
• increases and atomic radius decreases
• decreases and atomic radius increases

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which aqueous salt solution has a color?

• MgSO₄(aq)
• SrSO₄(aq)
• CuSO₄(aq)
• BaSO₄(aq)

What Periodic Table family is represented by the Lewis dot diagram?

• Halogens
• Alkali Metals
• Transition Metals
• Noble Gases

Tags

NGSS.HS-PS1-1

Which of the following is the atomic number of an alkali metal?

• 31
• 20
• 18
• 19

Tags

NGSS.HS-PS1-1

Which of the following is the electron configuration of a transition element?

• 2-8-8-2
• 2-8-2
• 2-8-9-2
• 2-2

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the total number of electrons found in the valence shell of a halogen in the ground state?

• 1
• 7
• 2
• 8

Tags

NGSS.HS-PS1-1

Which properties are characteristic of the Group 1 metals?

• high reactivity and the formation of unstable compounds
• low reactivity and the formation of unstable compounds
• high reactivity and the formation of stable compounds
• low reactivity and the formation of stable compounds

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What group on the Periodic Table contains the elements of the alkaline earth family?

• 1
• 2
• 17
• 18

Tags

NGSS.HS-PS1-1

The electron-dot symbol X: represents

• an alkaline earth metal
• a noble gas
• an alkali metal
• a halogen

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

A characteristic of the halogens is that they have relatively

• low ionization energies
• low reduction potentials
• high electronegativities
• high oxidation potentials

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2