Polarity of Molecules Given its Structure

The following are the three main properties of chemical bonds, except:

• strength

• length

• weight

• polarity

The polarity of a bond is the distribution of __________ over the atoms joined by the bond.

• electronegativities

• electrical charge

• covalency

• power

In hydrogen chloride, the hydrogen atom is __________ charged whereas the chlorine atom is __________ charged.

• slightly positively; slightly negatively

• slightly negatively; slightly positively

• not; slightly negatively

• not; slightly positively

The slight electrical charges on dissimilar atoms are called ________, and their presence signifies the occurrence of a polar bond.

• partial charges

• electrolytes

• spare charges

• covalent bonds

What do you call the power of an atom of an element to attract electrons toward itself when it is part of a compound?

• ionization

• electron affinity

• polarity

• electronegativity

The terms “polar” and “nonpolar” usually refer to what?

• heteronuclear bonds

• homonuclear bonds

• covalent bonds

• ionic bonds

What is the bond between atoms of the same element called?

• heteronuclear bond

• homonuclear bond

• covalent bond

• ionic bond

What is the product of the magnitude of the partial charges times their separation?

• solubility

• magnetic moment

• electronegativity

• dipole moment

The existence of equal but opposite partial charges on the atoms at each end of a heteronuclear bond gives rise to a/an __________.

• dipole moment

• electric dipole

• magnetic dipole

• polarity

What do you call the power of an atom of an element to attract electrons toward itself when it is part of a compound?

• ionization

• electron affinity

• polarity

• electronegativity