Acids and Bases

Properties of Acids and Bases

Dia: 1
• Hydrochloric Acid• Soda• Orange Juice • Vinegar• Bee Venom• Rubbing Alcohol• Milk• Coffee• Lemon Juice• Tomato Juice
Dia: 2
• Has a pH of less than 7.• Dilute acids can irritate the skin. • Concentrated acids can be corrosive.• The universal indicator turns yellow/orange/red when added to an acid.• Acids taste sour.• Acids can neutralize a base.
Dia: 3
• Salt Water• Oven Cleaner • Toothpaste• Sodium Hydroxide• Dish Soap• Bleach• Wasp Sting • Antacid Tablets• Drain Cleaner• Washing Detergent
Dia: 4
• Has a pH of more than 7.• A base that dissolves in water is called an alkali.• Diluted alkalis can irritate the skin. • Concentrated alkalis can be corrosive.• Universal indicator turns blue/purple/black when added to an alkali.• They feel soapy.• They are used in cleaning products and used in antacids (medication to help upset stomachs).• They can neutralize acids.

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