Define the term Covalent Bond

A covalent bond is formed by a shared pair of electrons between two atoms.

RO

Related Chemistry A Level answers

All answers ▸

balance the following equation: Na2O + HCl --> NaCl + H2O


Formic acid (CH2O2) is used as an antibacterial on livestock feed. A sample of formic acid has been found to have a pH = 3, and data shows it has a Ka = 1.6E-4 M. What is the concentration of the sample?


Why does the First Ionisation Energy decrease down a group in the Periodic Table?


What is the difference between an aldehyde and a ketone, and what type of molecule can they each be reduced to?