Across
- 2. Covalent bonds are formed through the ___________ of electrons.
- 3. When a pair of electrons is shared, a ___________ bond is formed.
- 6. Between discrete molecules, molecules are held together by weak ___________ forces of attraction.
- 7. Within each discrete molecules, atoms are held together by strong ___________ bond.
- 8. The ___________ electrons from the valence shell of each atom are used for sharing.
- 9. When two pairs of electrons are shared, a ___________ bond is formed.
Down
- 1. The number of electrons that the atom ___________ to obtain a stable noble gas electronic configuration is the number of electrons that it will share.
- 2. A covalent substance has a ___________ molecular structure.
- 4. Covalent bonds are formed between atoms of ___________ to obtain the stable noble gas electronic configuration.
- 5. The ___________ formula shows how the atoms in a molecule are bonded to each other.