Chapter 2.2

Question 1

Atoms can combine with other atoms to form

Answer 1

Molecules

Question 2

A covalent bond results when two atoms …….electrons

Answer 2

Share

Question 3

Valence electrons are

Answer 3

Electrons in the outermost orbital of an atom
They are the electrons farthest from the nucleus And are at the highest energy level

Question 4

A merged orbital traversed by a pair of shared electrons is

Answer 4

A molecular orbital

Question 5

A polar covalent bond is characterized by……… ……….. of electrons

Answer 5

Unequal sharing

Question 6

The ability of atoms to attract electrons

Answer 6

Electronegativity

Question 7

Electronegativity increase across the period true or false

Answer 7

True

Question 8

When electrons are shared unequally between two atoms, the resulting interaction is described as

Answer 8

Polar covalent bond

Question 9

A covalent bond between atoms that have the same or nearly the same Electronegativity is described as

Answer 9

Nonpolar covalent bond

Question 10

A(n)……… bond forms between oppositely charged ions

Answer 10

Ionic

Question 11

A chemical reaction involves ………. And ……….. bonds

Answer 11

Breaking and forming