Question

answer please fast ​

Answer 1

Answer:

#Definition :

1. Indicators :

The substance which shows acid and base character are called indicator

Example litmus paper(in aqueous solution)

Red to Blue =base

Blue to red =acid

2. Neutral solution:

The solution in which both acid and base quantity are equal or same is called neutral solution

3. Neutralisation :

Acid and bases are combined each other to form salt is called neutralisation.

4. Acid rain:

The rain water Ph is between 5.0 to 5.5.. Is called acid rain contains sulphur and other toxic metals.

#Match the following. Answers :

1. Acid rain - sulphur dioxide

2. Stalked lime - calcium hydroxide

3. Sodium chloride - salt

4. Quick lime - calcium oxide

5. Milk of magenisia - magnesium hydroxide

6. Calamine solution - zince carbonate

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Answer 2

Answer:

#Definition :

1. Indicators :

The substance which shows acid and base character are called indicator

Example litmus paper(in aqueous solution)

Red to Blue =base

Blue to red =acid

2. Neutral solution:

The solution in which both acid and base quantity are equal or same is called neutral solution

3. Neutralisation :

Acid and bases are combined each other to form salt is called neutralisation.

4. Acid rain:

The rain water Ph is between 5.0 to 5.5.. Is called acid rain contains sulphur and other toxic metals.

#Match the following. Answers :

1. Acid rain - sulphur dioxide

2. Stalked lime - calcium hydroxide

3. Sodium chloride - salt

4. Quick lime - calcium oxide

5. Milk of magenisia - magnesium hydroxide

6. Calamine solution - zince carbonate