How to balance equations?
Balancing equations is making sure that all atoms, ions and charges have the same count on both sides of the equation. We start with checking metals, hydrogen and lastly oxygen and charges. In order to balance the count we put coefficients before the give species.
Related Chemistry A Level answers
All answers ▸Why do ionisation energies have a general increase across periods?
Why is the first ionisation energy of barium larger than the first ionsiation energy of caesium?
BeCl2 has a linear shape with a bond angle of 180 degrees, where as H2O has a bent shape with a bond angle of 104.5 degrees. Explain why these molecules have different shapes despite having the same general formula of AB2.
Give reasons for the increase in ionisation energy across a period in the table of elements.