Bonding Review

When electrons are transfered from cations to anions a ________ bond is formed

• Polar covalent
• Nonpolar covalent
• Ionic
• Metallic

Tags

NGSS.HS-PS1-2

When electrons are shared a ________ bond is formed

• Ionic
• Covalent
• Metallic

Tags

NGSS.HS-PS1-4

The reason for the properties displayed by metals is they have________

• a sea of electrons (mobile valence electrons
• very weak intermolecular forces
• strong ionic bonds
• their valence electrons are frozen in place

If atoms that are sharing electrons have an unequal attraction for the electrons it is a ____

• Ionic bond
• Nonpolar covalent bond
• Polar covalent bond
• Metallic bond

Of these 3 molecules, which has polar covalent bonding?

• O₂
• NaI₂
• HBr
• MgO

Which of these molecules is nonpolar?

• O₂
• H₂O
• HBr
• NI₃

Which of these molecules has nonpolar covalent bonding?

• H₂O
• HCl
• I₂
• NaCl

Which of these molecules is polar?

• H₂O
• BBr₃
• I₂
• MgI₂

In the HCl molecule which atom would have a slightly negative charge?

• H
• Both
• Cl
• Neither

Which of these represents a formula unit?

• I₂
• AlCl₃
• NH₃
• CO