Neutralization

Why is toothpaste alkaline?

• It can neutralise strong alkaline in

  your mouth

• It can neutralise acid in

  your mouth

• It can refresh your teeth

• Toothpaste is not alkaline.

Hydrochloric acid reacts with Sodium hydroxide and forms water and

• sodium Hydrokside

• sodium chloride

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

When the soil is too acidic , it is treated with :

• quick lime

• by adding organic matter

• Hydrochloric acid

• Nitric acid

Tags

NGSS.HS-ETS1-3

The nature of salt is :

• acidic

• basic

• neutral

Magnesium hydroxide is a base

• true

• false

Tags

NGSS.HS-PS1-1

Complete the following reaction:

H₃PO₄ + NaOH -->

• Na₃PO₄ + H₂O

• Na +H₂O

• Na₃PO₄ + H₂

• Na₃PO₄ + H₂O + CO₂

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Complete the following reaction: HNO₃ + Ca(OH)₂ -->

• Ca(NO₃)₂ + H₂O

• Ca +H₂O

• Ca(NO₃)₂ + H₂

• Ca(NO₃)₂ + H₂O + CO₂

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5

At what pH is a solution neutral?

• 0

• 7

• 14

In a neutralization reaction, what are the products of a reaction between an acid and a base?

• Another acid and base

• Carbon dioxide and a salt

• Water and a salt

• Either two acids or two bases

What is the general result of a neutralization reaction between an acid and a base?

• Formation of water and a salt

• Formation of hydrogen gas

• Formation of carbon dioxide

• Formation of oxygen gas

Tags

NGSS.MS-PS1-5