Acids bases and salts

What are the substances used to test whether another substance is acidic or basic in nature?

• Spoon

• Bases

• Acids

• Indicators

Which one of these is an indicator?

• Litmus Paper

• Orange Juice

• Shampoo

• Lotion

Where is litmus solution extracted from?

• Litmus Paper

• Lichen

• Oranges

• Acids + Bases

What type of acid helps us digest our food everyday?

• Tartaric Acid

• Acidic Acid

• Hydrochloric Acid

• Lactic Acid?

Choose all the Bases in the given choices:

• Calcium Hydroxide

• Oxalic Acid

• Pottasium Hydrodixe

• Ascorbic Acid

Fill in the blank.

(a)   turn Blue Litmus into Red.

(a)   turns Red Litmus blue.

Choose all of the following that can be used as indicators.

• Litmus Paper

• Coffee Powder

• Hibiscus (China Rose)

• Turmeric

Which of the following is weak acid?

• Carbonic acid

• Nitric acid

• Sulphuric acid

• Hydrochloric acid

An indicator that turns pink in basic medium is ________.

• Phenolphthalein

• Turmeric Powder

• Red litmus paper

• Blue Litmus Paper