What do the name of all binary compounds, both covalent and ionic, end in?

• -ide
• -ite
• -ade
• -ate

Which of the following is NOT a diatomic molecule?

• B₂
• Cl₂
• O₂
• F₂

In a complete Lewis structure, each nonmetal atom is USUALLY surrounded by how many electrons?

• 2
• 4
• 6
• 8

Tags

NGSS.HS-PS1-1

What two elements are the exception to the octet rule?

• H, Br
• H, He
• He, Ne
• Br, Ne

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following will you NEVER see in covalent compounds?

• prefixes
• subscripts
• roman numerals
• nonmetals

How does a covalent bond differ from an ionic bond?

• Ionic bonds involve two metals, while covalent bonds involve two nonmetals
• Ionic bonds only involve two electrons and covalent bonds involve four electrons
• Ionic bonds involve the sharing of electrons and covalent bonds involve the transfer of electrons
• Ionic bonds involve a metal and a nonmetal, covalent bonds only involve nonmetals

How many electrons are shared in a single bond?

• 1
• 2
• 4
• 6

How many electrons are shared in a triple bond?

• 1
• 2
• 4
• 6

How many single bonds are in a molecule of selenium trioxide?

• 1
• 2
• 3
• 4

How many double bonds are there is sulfur trioxide?

• 1
• 2
• 3
• 4

Tags

NGSS.HS-PS1-1