Covalent (Molecular) Review

What types of elements combine to form a molecular compound?

• two or more metals
• two or more different nonmetals
• a metal and a non-metal
• two of the same nonmetal

Tags

NGSS.MS-PS1-1

In a covalent bond , electrons are ________

• transferred

• shared

According to the octet rule, all atoms want to have ___ electrons in their outer shell

• 1
• 2
• 6
• 8

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

In a ___ bond, the atoms share electrons equally because of no difference in electronegativity.

• polar
• nonpolar
• ionic

Tags

NGSS.HS-PS1-1

What is the molecular shape of H₂S?

• linear

• trigonal planar

• bent

• tetrahedral

Which of the following is the correct Lewis dot structure for the molecule fluorine (F₂)?

• A
• B
• C
• D

Tags

NGSS.HS-PS1-1

The smallest particle for a covalent compound is called a(n)

• Formula Unit

• Ion

• Mole

• Molecule

phosphorus trichloride

• KCl₃
• PCl₃
• K₃Cl
• P₃Cl

Tags

NGSS.MS-PS1-1

silicon dioxide

• SO₂
• NaO₂
• SiO₂
• SiO

Tags

NGSS.MS-PS1-1

diphosphorus pentoxide

• P₂O₅
• PO₅
• P₅O₂
• P₂O₆

Tags

NGSS.MS-PS1-1