Acid , Bases and Salts

Which of the following is the correct classification of Dolomite?

• 1. An acid salt

• 1. A mixed salt

• A normal salt

• 1. A double salt

Which of these gases are responsible for ACID RAIN. (Choose all the possible answers)

• CARBON DIOXIDE

• SULPHUR DIOXIDE

• NITROGEN DIOXIDE

• DIOXIDE

Chemical reaction between an acid and a base is known as a ______________ reaction.

Neutral salts do not change the color of the litmus paper. (True/False)

• True

• False

An acid converts blue litmus into ___________.

Orange has?

• Oxalic acid

• Lactic acid

• Citric acid

• None of the above

HCl is found in household products, including some toilet bowl cleaners. Is HCl an acid or a base?

• Acid

• Base

• Neither (Neutral)

The term acid has been derived from the Latin word _____ which means sour.

• base

• salt

• acidus

• acetate

Common salt formula is

• NaOh

• NaCl

• H2So4

• NaHco3

What happens when soap is rubbed on a turmeric stain on a shirt?

• It turns RED.

• It remains YELLOW.

• It turns MAGENTA.

• It turns PINK.