Neutralization Reaction

Q. When acid and base react, what type of reaction occurs?

Q. Which of the following is used in the baking industry?

1. Potassium chloride
2. Sodium bicarbonate
3. Calcium carbonate
4. Calcium hydroxide

Q.

Identify the acid and base used in the formation of the following salts.

a. SODIUM ACETATE

b. SODIUM HYDROGEN CARBONATE

c. ALUMINIUM CHLORIDE

d. POTASSIUM CHLORIDE

Q.

Boojhos sister broke a white dove, a symbol of peace, made of plaster of Paris (POP). Boojho tried to reconstruct the toy by mang a powder of the broken pieces and then making a paste by mixing water. Will he succeed in his effort? Justify your answer

Q.

Name a brown liquid which changes to brown vapours.

Q. ${\text{NaHCO}}_3$ on heating gives out:

1. $\text{NaOH}$
2. $\text{NaCl}$
3. ${\text{Na}}_2{\text{CO}}_3$
4. ${\text{NaHCO}}_3$

Q.

Write the chemical formula of Quick lime.

Q.

What is acid neutralization?

Q.

Why should the Plaster of Paris be stored away from the moisture? Explain using balanced reactions.

Q.

The pH of salt formed due to reaction of a strong acid with a strong base is ____________.

Q. what happens to the H+ ions and the temperature of the solution when an acid is neutralised

Q. the amount of energy released in neutralization reaction between strong acid and strong base is.

Q. What do you mean by a neutralization reaction? How can a neutralization reaction be used to prepare common salt?

Q. The equation between a base and an acid is $XOH+HY\to XY+H_{2}O$
Which of the following is the cation part of salt?

1. H
2. Y
3. X
4. OH

Q. Match the nature of salts formed with acid-base interaction given below.

1. Acidic
2. Basic
3. Neutral

Q. $\text{NaOH(aq)}+\text{HCl(aq)}\to$ + ${\text{H}}_2\text{O(l)}$
This is an example of a reaction.

1. $\text{NaCl}$(aq)
2. $\text{NaH}$(s)
3. neutralisation
4. combination

Q. ${\mathrm{CH}}_3\mathrm{COOH}\left(\mathrm{aq}\right)+\mathrm{NaOH}\left(\mathrm{aq}\right)\to {\mathrm{CH}}_3\mathrm{COONa}\left(\mathrm{aq}\right)+H_{2}O\left(l\right)$
The pH of the resultant solution will be .

1. acidic
2. neutral
3. alkaline

Q. In a tube containing 4 ml of sodium hydroxide two drops of phenolphthalein and then hydrochloric acid is added drop by drop. STATE THE KIND OF REACTION TAKING PLACE.

Q. Match the given chemicals obtained in the chlor-alkali process with their uses.

1. Cleaning pools
2. Manufacture of soap
3. Used as a fuel

Q.

243. How will you prepare plaster of Paris?

Q.

Partial neutralisation of a polybasic acid gives

1. Acidic salt

2. Basic salt

3. Normal salt

4. Double salt

Q.

____ is the reaction between an acid and a base.

1. Acid hydrolysis

2. Hydrolysis

3. Neutralization

4. Alkalisation

Q. Partial neutralisation of a polybasic acid gives

1. Acidic salt
2. Basic salt
3. Double salt
4. Normal salt

Q. Match the following in a way to have a neutralisation reaction.

1. Lemon juice
2. Milk of magnesia
3. Calamine

Q.

Salts are ionic compounds which dissociate into positively charged ions called anions and negatively charged ions called cations when they are dissolved in an aqueous solution.

1. True

2. False

Q.

When Acids and bases reacts with each other they cancel out each other's effect as they behave completly opposite to each.

1. True

2. False