Concepts:
–atom,
molecule, diatomic molecule, symbol, formula,
–chemical
change, subscript, coefficient, equation, chemical (symbol) equation,
balanced word equation, balanced chemical equation
–reactant,
product,
Skills:
–State
that a chemical reaction is the same as a chemical change
–Construct
word equations and simple balanced chemical equations for combination
reactions when given relevant information
–Use
the symbols of the elements and write the formulae of simple compound
–deduce
the formula of a simple compound from the relative numbers of atoms
present