What elements generally make an ionic bond?

• metal and nonmetal

• 2 or more nonmetals

• metal

• none of the above

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What elements generally make a covalent bond?

• metal and nonmetal
• 2 or more nonmetals
• metal
• none of the above

Tags

NGSS.HS-PS1-1

A positively or negatively charged particle.

• covalent bond
• compound
• ion
• chemical bond

Force that holds together atoms in a substance.

• compound
• ion
• chemical bond
• ionic bond

Tags

NGSS.HS-PS1-3

NGSS.HS-PS1-4

Which of these is ionic?

• H₂O

• CO

• NO₂

• AlCl₃

Tags

NGSS.HS-PS1-3

Which of these is covalent?

• NaCl
• Pb(NO₃)₂
• CO₂
• AlCl₃

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is a cation?

• positive ion
• Neutral atom
• Two additional protons
• negative ion

What happens when an atom gain an electron?

• Neutral(no charge)
• Positive charge
• Negative charge

When forming an ionic bond, a metal atom

• Gains electrons to form a cation
• Loses electrons to form a cation
• Gains electrons to form an anion
• Loses electrons to form an anion

Contains a "sea of electrons" that are shared among atoms

• ionic
• Covalent
• Metallic
• All Types