Reading the definitions back

Exercise and reference answers

Questions

1. Question

   Electrovalency arises from

   Choices

   1. shared pairs
   2. electrostatic attraction of ions
   3. lone pairs

   Correct choice

   electrostatic attraction of ions

2. Question

   Lewis described bonding by

   Choices

   1. transferring electrons
   2. lattice energy
   3. sharing electron pairs

   Correct choice

   sharing electron pairs

3. Question

   An ionic compound is arranged as a

   Choices

   1. crystal lattice
   2. single molecule
   3. gas

   Correct choice

   crystal lattice

4. Question

   Contributing forms taken together are the

   Choices

   1. lone pair
   2. resonance hybrid
   3. bond order

   Correct choice

   resonance hybrid

Explanation