Salesa chemistry chapter 1

Acids and bases are a way of classying substances according to their _____

The word acid comes from the ______ word 'acidus' which means sour.

• Greek

• Latin

• Hebrew

• Egyptian

_________ is known as the father of Chemistry.

______ acid is found in tamarinds.

• Acetic

• citric

• ascorbic

• tartaric

Acidic acid solutions conduct electricity.

• True

• False

________ acid is called the king of chemicals.

The dye on litmus paper is extracted from _____

• Fungi

• Algae

• Lichens

• Bacteria

The pH scale of water is ___

• 5.5

• 6

• 6.5

• 7

Things with a pH of 13 are highly ___

• acidic

• alkaline

The neutral colour of Phenolphthalein is ______

• pink

• orange

• colourless

• yellow