Bonding

Which of the following has a full valence shell?

• Oxygen
• Neon
• Barium
• Carbon

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

An ionic bond forms when atoms ___________ electrons.

• gain
• share
• increase
• transfer

Chemical bonds form when atoms

• combined nuclei
• give up neutrons
• gain protons
• share or transfer electrons

Tags

NGSS.HS-PS1-2

Covalent bonding is between a

• nonmetal and nonmetal

• metal and nonmetal

• metal and metal

Tags

NGSS.HS-PS1-1

Which of the following is an example of an IONIC COMPOUND?

• NaCl
• H₂O
• CO₂
• NO

Tags

NGSS.HS-PS1-2

Which of the following is an example of a COVALENT COMPOUND?

• H₂S
• KI
• CaCl₂
• MgO

Tags

NGSS.MS-PS1-1

Ionic bonds are between _______ and ________. 

• nonmetals and nonmetals 
• metals and metals 
• metals and nonmetals
• none

Tags

NGSS.HS-PS1-2

 A lone pair is defined as

• A pair of bonding electrons
• One non-bonding electron
• A pair of non-bonding electrons
• A pair of electrons on the central atom

What is the VSEPR theory used to predict?

• Bond Strength
• Polarity
• Molecular Shape
• Electronegativity

Which molecule would have this molecular geometry?

• BF₃
• CH₄
• PCl₅
• CO₂

Tags

NGSS.MS-PS1-1