Acid & Alkali

State the taste of this fruit?

• Tastles

• Bitter

• Sour

• Sweet

What is the example of alkaline substance

• bitter gourd

• lemon juice

• cooking oil

• mineral water

Name the indicator used to determine the chemical properties of toothpaste and pineapple juice?

• Red and Blue litmus paper

• Filter paper

• Colour paper

• Petri dish

Is it acid or alkali when the pH is 4 pH

• 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

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