Chemical Names and Formulas - Lesson 1 - Review of the basics

____ are atoms or groups of atoms that have a positive or negative charge.

A _____ is any atom or group of atoms with a positive charge.

When calcium loses 2 electrons it will have a _______ 2 charge.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

An ______ is any atom or group of atoms with a negative charge.

S^2- is called the ________ ion.

CO₃^2- is called the __________ ion.

A _____________ ion is made up of a single atom.

A _____________ ion is a covalently bonded group of atoms with an overall positive or negative charge.

Ionic compounds are always in the ___________ (solid/liquid/gas) state at room temperature.

An __________ formula indicates the smallest whole number ratio of positive to negative ions within an ionic compound.