Ionic, Covalent, Metallic Bonds

The bonds in Na₂O are best described as 

• a.  covalent, because valence electrons are shared.
• covalent, because valence electrons are transferred
• ionic, because valance electrons are shared.
• ionic, because valance electrons are transferred. 

Tags

NGSS.HS-PS1-3

Which compound below represents an ionic compound?

• NaCl
• ICl
•  PCl
• HCl

What is the name of the compound with the formula KCl?

• Chlorine potassium
• Potassium chlorate 
• Potassium chloride
• Potassium monochloride 

When magnesium (Mg) and oxygen (O) combine, they form the compound 

• MgO
• MgO₂
• Mg₂O
• Mg₂O₂

Tags

NGSS.MS-PS1-1

When atoms of the Halogens form ions, they 

• lose one proton
• lose one electron
• gain one proton
• gain one electron

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

In the compound sodium fluoride (NaF), both the sodium atom and fluorine atom combine to achieve a stable octet similar to an element found in 

• group 1
• group 2
• group 16
• group 18

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

Why do bonds form?

• To fill the valence shell of electrons for the elements involved
• to release energy stored in the bonds
• because whenever you mix two chemicals, there will be a reaction
• because of attraction

Tags

NGSS.HS-PS1-4

What type of bond occurs between a metal and a non-metal element?

• Ionic
• Covalent
• Metallic
• Sliding-Pair

What type of bond occurs between a positive and a negative ion?

• Ionic bond
• covalent bond
• metallic bond
• p-n bond

What type of bond occurs when two or more elements share electrons?

• Ionic
• Covalent
• Metallic
• Caring