Polar Molecules

In a covalent bond, atoms ____________ electrons

• gain

• lose

• share

Tags

NGSS.HS-PS1-2

In a polar covalent bond, the electrons are shared ________________

• equally

• unequally

The atom closer to the electrons in a polar molecule develops ______________

• a positive charge

• a negative charge

• no charge

Tags

NGSS.HS-PS1-3

NGSS.HS-PS2-4

The atom further from the electrons in a polar molecule develops ____________

• a positive charge

• a negative charge

• no charge

Tags

NGSS.HS-PS1-3

What is the name for the separation of charges in a polar molecule

• Dipole

• electrogradient

• charge field

_____________ is tendency of an atom to attract electrons to itself

• electrogravity

• electromagnetism

• electronegativity

In a covalent bond between atoms with different electronegativities, the more electronegative atom will develop ______________

• no charge

• a positive charge

• a negative charge

Tags

NGSS.HS-PS1-2

Hydrogen (electronegativity 2.2) forms a covalent bond with chlorine (electronegativity 3.2). Which atom in the resulting molecule will develop a negative charge?

• hydrogen

• Chlorine

• neither

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Electronegativity tends to _______________ as you move from left to right along a period of the periodic table.

• increase

• decrease

• stay the same

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of these symbols is used to represent a partial charge in a polar molecule?

• 
• 
• 
•