ACID AND ALKALI

Is it acid or alkali when the pH is 4 pH

• Acid

• Alkali

• Neutral

Lemon contains acid or alkali or neutral

• Acid

• Alkali

• Neutral

What is an example of neutral

• Vinegar

• Water

• Milk

• Drain cleaner

When you get a bee sting, what will you use to make you feel better ?

• Water

• Baking soda

• Milk

• Toothpaste

The other name of alkali is basic

• True

• False

What is the meaning of the above hazard warning symbol?

• Corrosive

• Explosive

• Toxic

• Radioactive

Acid in soft drink:

• Hydrochloric acid

• Sulfuric acid

• Acetic acid

• Carbonic acid

Reaction between acid and alkali producing salt and water:

• Combustion

• Neutralization

• Precipitation

• Decomposition

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

The color of litmus in acid:

• Red

• Blue

• Purple

• Green

What colour does red litmus paper turn when added to an alkali?

• Blue

• Red

• Green

• Colourless