NEUTRALISATION

Complete the word equation below:

Acid + alkali --> ............... + water

• water

• salt

• gold

• metal

Tags

NGSS.MS-PS1-2

.............................. + sodium hydroxide --> sodium chloride + water

• Nitric acid

• Sulphuric acid

• Hydrochloric acid

• Ethanoic acid

Tags

NGSS.MS-PS1-2

Sulphuric acid + kalium hydroxide --> ........................ + water

• kalium sulphate

• kalium sulphurate

• potassium nitrate

• magnesium hydroxide

Toothpaste contain .................. that neutralize acid formed by bacteria.

• alkali

• acid

• antacid

• slaked lime

Conditioners contain ........................ that neutralize shampoo on hairs.

• acid

• alkali

• vinegar

• natrium hydroxide

What type of reaction occurs when you react an acid with an alkali?

• combustion

• decomposition

• no reaction

• neutralisation

Tags

NGSS.MS-PS1-2

ph range of acids are .....

• 0-6

• 7

• 8-14

• 4-10

Where does the acid in you mouth come from?

• From stomach

• From stomach acid

• From the millions of

  bacteria of mouth

• From the teeth

What colour is litmus in solution of pH 4?

• green

• red

• blue

• dark blue

metal + acid -->

• salt + hydrogen

• salt + water

• salt + carbon dioxide