Alum

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/alum

Step 2 · Questions

1. 1. What is the general formula?

2. 2. What is the primary natural occurrence?

Step 3 · Words to know

Write what each word means, using the article.

• Hydrated Double Sulfate

• Mordant

• Hydrolysis

Step 4 · Two facts in your own words

Do not copy the article. Write two things you learned, the way you would explain them to a friend.