Ionic and Covalent Bonding

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

What two types of atoms make a covalent bond?

• 2 Nonmetals
• 1 Nonmetal and 1 Metal
• 2 Metals
• 2 Noble Gases

Tags

NGSS.HS-PS1-1

Which of the following is NOT formed by a covalent bond?

• K₂S
• H₂O
• I₂
• CO₂

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following is NOT considered a diatomic element?

• Carbon
• Nitrogen
• Chlorine
• Iodine

Tags

NGSS.HS-PS1-1

Diatomic elements are defined as IDENTICAL elements that bond with each other (i.e. Oxygen with Oxygen).  What do we call it when this forms?

• Compound
• Molecule
• Atom
• None of the above

Tags

NGSS.MS-PS1-1

What is the correct name for Mg(OH)₂?

• Magnesium dihydroxide
• Magnesium Oxyhydride
• Magnesium Oxygen dihydride 
• Magnesium hydroxide

What is the proper name for CaCl₂?

• Calcium dichloride
• Monocalcium dichloride
• Calcium chloride
• Calcium chlorine

What is the proper name for Cu₂O?

• Copper oxide
• dicopper oxide
• copper (II) oxide
• copper (I) oxide

What is the proper name for S₂O₂?

• Sulfur oxide
• Sulfur dioxide
• sulfur (II) oxide
• disulfur dioxide

Tags

NGSS.MS-PS1-1

What is the formula for chromium (I) selenide?

• Cr₂Se
• CrSe
• CrSe₂
• Cr₂Se₂