7F Acids and Alkalis

What is the meaning of the above hazard warning symbol?

• Corrosive

• Explosive

• Toxic

• Radioactive

Acid in our stomach:

• Hydrochloric acid

• Sulfuric acid

• Acetic acid

• Carbonic acid

Acid in car battery:

• Hydrochloric acid

• Sulfuric acid

• Acetic acid

• Carbonic acid

Acids taste .....

• sour

• bitter

• sweet

• umami

_{What is the hazard shown in this hazard sign?}

• Fireworks
• Broken Glass
• Explosive
• Corrosive

_{What is the hazard shown in this hazard sign?}

• Fire
• Goku
• Flammable
• Inflammable

• Poison
• Bio Hazard
• Environmental Hazard
• Not Drinking Water

Tags

NGSS.HS-ESS3-1

NGSS.HS-ESS3-4

NGSS.HS-ESS3-5

Which of the following substances contain acid?

• An orange
• Bleach
• Distilled water
• Washing powder

Which of the following substances contain a base?

• Baking powder
• Coca cola
• Distilled water
• Vinegar

What could this hazard symbol represent?

• Beware of Pirates
• Toxic
• Radioactive
• Flammable