Chemical Bonding

An ionic bond forms when 

• Valence electrons are shared
• a sea of mobile electrons surround the cations
• valence electrons are transferred between atoms
• none of the above

A covalent bond forms when 

• Valence electrons are shared
• a sea of mobile electrons surround the cations
• valence electrons are shared between atoms
• none of the above

Tags

NGSS.HS-PS1-2

This bond has the physical property to dissolve in water. What bond type is it?

• Metallic
• Ionic
• Covalent
• None of the options

This bond is considered a poor conductor of electricity. What bond type is it?

• Metallic
• Ionic
• Covalent
• None of the options

What elements generally make a covalent bond?

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

What bond would form between elements from Alkali Metals (Group 1) and Halogens (Group 17)?

• Metallic
• Ionic
• Covalent
• None of the options

What bond type involves the transferring of electrons?

• Metallic
• Ionic
• Covalent
• None of the options

What elements generally make an ionic bond?

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

Tags

NGSS.HS-PS1-1

In chemical compounds, covalent bonds form when

• the electronegativity difference between two atoms is very large.
• electrons are completely transferred between two metals.
• pairs of electrons are shared between two nonmetal atoms.
• two nonmetal atoms are attracted to each other by opposite charges.

Predict the bond that will form between Na and Cl.

• Ionic
• Covalent
• Metallic

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2