Question 25
Use the words from the box to complete the paragraph.
**covalent · electron · electrons · non-metal · outer**
_____ bonding occurs between _____ atoms. In a single covalent bond, a pair of _____ is shared between two atoms. These shared electrons are found in the _____ shells of the atoms. Each atom contributes one _____ to the shared pair of electrons in the single covalent bond.
**covalent · electron · electrons · non-metal · outer**
_____ bonding occurs between _____ atoms. In a single covalent bond, a pair of _____ is shared between two atoms. These shared electrons are found in the _____ shells of the atoms. Each atom contributes one _____ to the shared pair of electrons in the single covalent bond.
