Naming Acids

General Rules

100

Hydrogen, H

What is the symbol and name of the element that all acids begin with?

200

Hydro-

What prefix is used to name acids without oxygen in them?

300

"-ic"

If the polyatomic ion used in the acid has the suffix "-ate," what is the suffix changed to in the acid?

400

"ous"

If the polyatomic ion used in the acid has the suffix "-ite," what is the suffix changed to in the acid?

500

This must be present for an acid to form.

What is a hydrogen ion? , H⁺

Acids without Oxygen

100

HCl

What is hydrochloric acid?

200

HBr

What is hydrobromic acid?

300

H₂S

What is hydrosulfuric acid

400

HI

What is hydroiodic acid?

500

HCN

What is hydrocyanic acid?

Oxyacids

100

HNO₃

What is nitric acid?

200

H₂SO₄

What is sulfuric acid?

300

HC₂H₃O₂

What is acetic acid?

400

H₂SO₄

What is sulfuric acid?

500

HClO

What is hypochlorous acid?

Writing Formulas

100

hydrofluoric acid 

What is HF?

200

carbonic acid

What is H₂CO₃?

300

phosphoric acid

What is H₃PO₄?

400

perchloric acid

What is HClO₄?

500

nitrous acid

What is HNO₂?

Definitions

100

An acid that contains hydrogen and one other element.

What is a binary acid?

200

An acid that contains both a hydrogen atom and an oxyanion.

What is an oxyacid?

300

A bond that occurs when the pair of shared electrons is in an area centered between the two atoms.

What is a sigma bond?

400

A bond that forms when parallel orbitals overlap and share electrons.

What is a pi bond?

500

This occurs when a greater amount of energy is required to break the existing bonds in the reactants than is released when the new bonds form in the products.

What is an endothermic reaction?