Chemistry Hazards Overview

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Questions and Answers

What is a characteristic of acids and alkalis?

They are safe to handle without precautions.
They can attack skin or metals. (correct)
They have no impact on human tissue.
They are always found in solid form.

All fizzy drinks are alkaline.

False (B)

What kind of damage can be caused by concentrated acid?

Permanent damage on human tissue

A common example of a corrosive alkali is _____

<p>drain cleaner</p> Signup and view all the answers

Match the following substances with their properties:

<p>Lemon = Contains citric acid Dilute hydrochloric acid = Causes skin inflammation Concentrated acid = Corrosive Drain cleaner = Corrosive alkali</p> Signup and view all the answers

Flashcards

Hazard in chemistry

Something that can cause harm in a chemical context.

Corrosive substance

A substance that can damage or destroy materials, like human skin, metal, or stone.

Acid and alkali

Hazardous substances that can be corrosive and cause harm.

Acidic foods

Foods containing acids, typically sour-tasting.

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Permanent damage

Damage that cannot be repaired or healed.

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Study Notes

Hazards in Chemistry

Hazard means something that can cause harm
Acids and alkalis are hazardous, found in homes
Corrosive means they can attack skin or metals/stones
Acids can cause permanent tissue damage (e.g., acid spills)
Drain cleaner (alkali) is corrosive
Dilute hydrochloric acid can irritate skin
Concentrated acids are corrosive
Many drinks contain natural/artificial acids (e.g., citric acid in lemons)
Fizzy drinks are acidic

Homework

Prepare international hazard symbols (draw or print)

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Description

This quiz explores the various hazards associated with acids and alkalis in chemistry, emphasizing their corrosive properties and potential damage to skin and materials. It highlights everyday examples of hazardous substances found in homes, as well as the importance of recognizing international hazard symbols. Test your knowledge on these essential safety aspects in chemistry.