Bonding

How many valence electrons are shown in the diagram?

• 16

• 7

• 6

• 2

Tags

NGSS.HS-PS1-1

How do covalent bonds form?

• Donating & receiving valence e- between atoms.
• Opposite slight charges attract each other between compounds.
• Scientists are still not sure how they form.
• Sharing valence e- between atoms.

Tags

NGSS.HS-PS1-2

Examine the image: How many bonds are formed looking at the model of the compound? And also indetify what type of bond is formed.

• 2 bonds; covalent

• 4 bonds; metallic

• 2 bonds; ionic

• 4 bonds; covalent

Tags

NGSS.HS-PS1-2

Ionic Bonding is the _________ of electron/s between atoms.

• sharing

• transfer

• loose

• gain

a type of covalent bond that shares two pairs of electron

• single bond

• double bond

• triple bond

This refers to the tendency of atoms to prefer to have eight electrons in the valence shell

• Octet rule

• Valence electron

• Electronegativity

• Lewis symbol

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Electron that is located on the outermost shell

• proton

• neutron

• electron

• valence electron

Tags

NGSS.HS-PS1-1

A bond between metal and non metal is called

• covalent bond

• ionic bond

• metallic bond

• transfer bond

Predict the bond that form between Be and F

• Covalent

• Ionic

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

If an atom loses two electrons what charge will it have?

• -1

• -2

• +1

• +2

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2