Atomic Structure and Periodic Table Review

symbol for sulfide

• S^2-

• S

• S⁶

• S²⁺

What ending change will Al³⁺ have?

• -ide

• ion

• (III)

K⁺ is

• a loser of 1 electron

• a cation

• potassium (I)

• a metal

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Use your periodic table.  There are two isotopes of rubidium: ⁸⁵Rb and ⁸⁷ Rb. Which is more abundant?

• equally abundant
• rubidium-85
• rubidium-85.47
• rubidium-87

Tags

NGSS.HS-PS1-1

Which of the following element is most likely to form an ion with a 2+ charge?

• calcium (Ca)
• potassium (K)
• carbon (C)
• fluorine (F)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

This is the name for electrons in the outer energy level.

• charged electrons
• bonding electrons
• valence electrons
• stable electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

This is the term for any atom that has a charge.

• anion
• cation
• ion
• atom

These atoms steal (gain) electrons and become anion with a -1 charge.

• Alkali metals
• Alkaline Earth metals
• Halogens
• Noble gasses

These atoms loose an electron and become cations with a +1 charge.

• Alkali metals
• Alkaline Earth metals
• Halogens
• Noble gasses

What is the atomic number?

• the number of protons

• the number of protons and neutrons

• the number of neutrons

• the number of protons and electrons

Tags

NGSS.HS-PS1-8