Zusammenfassung der Ressource
Reacting Masses and Chemical Equations
- Use the symbols of the elements
to write the formulae of simple
compounds
- Deduce the formula of a
simple compound from
the relative numbers of
atoms present
- Determine the formula of
an ionic compound from
the charges on the ions
present
- Determine the formula of
an ionic compound from the
charges on the ions present
- Construct and use
word equations
- Construct and use symbolic
equations with state symbols,
including ionic equations
- Deduce the balanced equation
for a chemical reaction, given
relevant information
- Define relative atomic
mass, Ar
- Define relative molecular
mass, Mr , as the sum of
the relative atomic
masses