Manganese

High school (ages 12+)
Science & Technology

Name:

Date:

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/manganese

Write what each word means, using the article.

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

Answers below are taken from the article’s stored facts, so they match what the student read.

1. How tall is Manganese?Enhances strength, toughness, and wear resistance of steel
2. What is the chemical symbol?Mn
3. What is the atomic number?25
4. Why is manganese important for making steel?Adding a little manganese to steel makes it stronger, tougher, and more resistant to wear. It also helps remove impurities like sulfur and oxygen during steelmaking. This makes cars, pipelines, and buildings safer and longer lasting.
5. How does manganese help plants grow?Plants need a tiny amount of manganese to split water during photosynthesis. It is part of a special cluster that releases oxygen, which plants and animals use to breathe. Without it, plants would not grow well.

Transition Metal: A group of metallic elements characterized by having incomplete inner electron shells.
Oxidizing Agent: A chemical species that oxidizes (removes electrons from) another chemical species.
Photosynthesis: The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.
Cofactor: A non-protein chemical compound or metallic ion that is required for an enzyme's activity.