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Symbols are often shortened from the name of the elements such as He for helium and ________ for aluminum.
Subscript
________ is not written if only one atom is present.
Oxygen
________ normally exists as O₂.
Compounds
________ are composed of combinations of elements chemically combined.
Molecular formulas
________: represents the ratio in which atoms combine to form a compound.
Empirical formula
________: represents the simplest ratio in which atoms combine to form a compound.
Co
________ is a symbol for the element cobalt.
Subscript
________: the number to the right and slightly below a symbol that tells the number of atoms present.
Subscripts
________ in formulas: the use of subscripts shows the relative number of atoms of each type in a compound.
Subscript
the number to the right and slightly below a symbol that tells the number of atoms present
Subscripts in formulas
the use of subscripts shows the relative number of atoms of each type in a compound
Empirical formula
represents the simplest ratio in which atoms combine to form a compound
Molecular formulas
represents the ratio in which atoms combine to form a compound
empirical formula
represents the simplest ratio in which atoms combine to form a compound
molecular formula
represents the ratio in which atoms combine to form a compound
diatomic molecules
molecule containing two identical atoms
chemical symbol
designated letter/s to represent an element in the periodic table
formulas
symbols and subscripts used to represent the composition of a substance
qualitative data
information that cannot be counted or measured
quantitative data
information that can either counted or measured
