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Learn how to interpret chemical notation with species coefficients, superscripts, and charges to determine the elements present and their quantities in a compound or ion. Examples provided for clarity.
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Chemical Notation species coefficient superscript this element or compound total charge on the species + 2 H3O how many of this species present subscript how many of that element in the species No number means 1
Examples 3I- I3- one tri-iodide ion three iodide ions I- I3- I- I- three iodine atoms bonded to each other these atoms are not bonded to each other