Bond Polarity

In covalent bonds, electrons are ___________.

• transferred
• gained
• lost
• shared

Tags

NGSS.HS-PS1-2

In a polar covalent bond, electrons are shared ___________.

• equally
• unequally
• between non-metals with similar electronegativities
• between a metal and a non-metal

Electronegativity is a measurement of the ability of a nucleus to...

• attract bonding electrons

• attract other nuclei

• attract electrons in the non-valence energy levels

The most electronegative atom in the periodic table is:

• Fluorine
• Helium
• Neon
• Francium

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which molecule contains bonds of GREATER polarity?

• H2O
• OF2

Tags

NGSS.HS-PS1-1

Which molecule contains bonds with a GREATER polarity?

• HCl
• CCl4

If Boron bonds with Hydrogen, a ____________ bond forms.

• polar covalent
• nonpolar covalent
• metallic
• ionic

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

If Bromine bonds with Hydrogen, a ____________ bond forms.

• polar covalent
• nonpolar covalent
• metallic
• ionic

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The electronegativity difference in the bonds of CH4 (methane) is:

• 0.4
• 5.9
• -0.4
• 1.7

Tags

NGSS.HS-PS1-1

The electronegativity difference in the bonds of CCl4 (carbon tetrachloride) is:

• 0.4

• 0.6

• 9.8

• 5.8