1.4: Measurements / Chemical Equations and Formulas

what does the arrow in the middle of a chemical equation seperate?

the reactants from the products

what does a chemical formula tell us?

it provides information about the ratios of the elements in molecular compounds

how do we communicate information about bonding and shaping?

by drawing a structural formula

what are 3 types of structural formulas?

1. structural formula

2. ball-and-stick model

3. space-filling model

what is an ion?

charged particles that are positive or negatively charged that are electrostatically attracted to one another

what is a positive ion called?

cations

what is a negative ion called?

anion