Covalent Bonding Review

What is the shape of molecule with 4 bonds and two lone pairs?

• Octahedral

• Square pyramidal

• Square planar

• See-saw

What is the shape of molecule with 3 bonds and one lone pair?

• Trigonal pyramidal

• Linear

• Tetrahedral

• Bent

Which of the following is true of CF₄?

• CF₄ has polar bonds and is a polar molecule.

• CF₄ has polar bonds, but it is a nonpolar molecule.

• CF₄ has nonpolar bonds and is a nonpolar molecule.

• CF₄ has nonpolar bonds, but it is a polar molecule.

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 elenece in the non-valence energy levels

When you have H-Cl, what is the polarity?

• nonpolar

• polar

• ionic

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

When you have Si-O, what is the polarity?

• nonpolar

• polar

• ionic

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the molecular formula for sulfur dichloride?

• SCl2

• S2Cl

• SCl

• S2Cl2

Tags

NGSS.MS-PS1-1

What is the molecular formula for silicon dioxide?

• SiO2

• Si2O

• SiO

• Si2O2

Tags

NGSS.MS-PS1-1

What is the molecular formula for sulfur hexafluoride?

• SF6

• SF4

• S2F6

• SF2

Tags

NGSS.MS-PS1-1