Naming acids 2025

​Do Now 12/2/25

Identify the following substances as acids, ionic compounds, or molecular (covalent) compounds. 1. H2O 2. NaCl 3. CH4 4. H2SO4

Multiple Choice

Which of the following is NOT a source of acid found in daily life?

• Vinegar

• Lemon

• Soap

• Apple

Multiple Choice

Which of the following statements best describes an acid?

• A substance that gives hydrogen ions (H+) in water

• A substance that gives chloride ions (Cl-) in water

• A substance that turns red litmus paper blue

• A substance that tastes sweet

Multiple Select

Select all the substances from the list that are acids.

• Vinegar

• Lemon Juice

• Battery Acid

• Soda

Open Ended

If you are given the formula HCl, how can you identify it as an acid based on the rules provided?

Open Ended

Explain the process of naming a binary acid and provide an example using HBr.

Multiple Choice

Which of the following is NOT a step in naming a binary acid?

• Write the root of the non-metal name

• Add the prefix hydro- to the root name

• Add the ending –ic acid to the root name

• Add the suffix –ous acid to the root name

Multiple Choice

Which of the following acids is named incorrectly?

• HF - Hydrofluoric acid

• HCl - Hydrochloric acid

• HBr - Hydrobromic acid

• HAt - Hydroastatic acid

Multiple Select

Select all the correct steps for writing the formula of a binary acid.

• Write the symbol for the hydrogen ion (H+)

• Write the symbol of the non-metal including its charge

• Criss-cross the charges (number only)

• Balance the equation using coefficients

Open Ended

Describe how you would determine the formula and ions present for hydroselenic acid.

Open Ended

Name the following acids: 1. HCl 2. HF 3. H2S

Open Ended

Name the following acids: 1. HI 2. HCl 3. HBr

Multiple Select

Which of the following are binary acids?

• HCl

• H2SO4

• HF

• H2S

Open Ended

Name the following polyatomic acids: 1. H2SO4 2. H3PO3 3. H2SO3

Multiple Choice

Which of the following is the correct name for HNO2?

• Nitrous acid

• Nitric acid

• Sulfurous acid

• Phosphoric acid

Multiple Choice

What is the different between binary and polyatomic acids?

• They start with H

• Polyatomic acids have oxygen

• They are all the same

• Polyatomic acids do not have oxygen

Multiple Choice

How do you name polyatomic acids that end with -ate?

• Add -ous acid to the name

• Add -hydro to the name

• Add -ic acid to the name

• Add -ide to the name

Open Ended

What is one thing you learned today about naming acids that you did not know before?

​Exit ticket

Name the following organic acids:
1. CH3COOH
2. CH3CH2CH2COOH

Open Ended

Name the following binary acids: HBr and HAt.