What can be generalized about covalent bonds?

• Electrons will be exchanged.
• Electrons will be transferred.
• Electrons will be given and taken.
• Electrons will be shared.

Tags

NGSS.MS-PS1-1

Which of the following is the best representation of a molecule of fluorine (F₂)?

• A

• B

• C

• D

Tags

NGSS.MS-PS1-1

Carbon is in 4A, so how many bonds can it form based on electrons needed to fill its outer shell?

• 1

• 3

• 4

• 5

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What two types of atoms make a covalent bond?

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

Tags

NGSS.MS-PS1-1

What bond is formed between a metal and a nonmetal?

• Covalent bond

• Ionic bond

• Hydrogen bond

• Metallic bond

When two nonmetals do not share electrons evenly, the resulting covalent bond will be

• nonpolar

• polar

• ionic

• metallic

Which formula is for phosphorus trichloride?

• KCl₃

• PCl₃

• K₃Cl

• P₃Cl

Silicon dioxide is the compound in sand. What is its formula?

• SO₂

• NaO₂

• SiO₂

• SiO

Tags

NGSS.MS-PS1-1

The chemical formula of sulfur hexabromide is

• SBr₆
• S₆Br
• S(VI)Br
• S6Br

Tags

NGSS.MS-PS1-1

What is the formula for diphosphorus pentoxide?

• P₂O₅

• PO₅

• P₅O₂

• P₂O₆