Neutralization Reaction Is :
- APhysical and reversible change.
- BPhysical change that cannot be reversed.
- CChemical and reversible change.
- ✓Chemical change that cannot be reversed.
Answer: D.
View full solution →Question types
Acids, Bases and Salts question types
369 questions across 7 question groups — pick any mix to generate a Science paper with step-by-step answer keys.
369
Questions
7
Question groups
5
Question types
01
MCQ (1 Marks)
182 Q→02True False[1 Marks ]
15 Q→03Fill In The Blanks With Correct Alternative.[1 Marks Each]
23 Q→041 Marks Question
83 Q→052 Marks Questions
30 Q→063 Marks Question
23 Q→075 Marks Questions
13 Q→Sample Questions
Acids, Bases and Salts questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Which Of The Following Statement$(S)$ Is Or Are Correct?
- ALemon water is basic in nature.
- BA compound if acidic will turn all indicators red.
- CCommon salt dissolved in water turns blue litmus red.
- ✓None of the above.
Answer: D.
View full solution →Products of a neutralisation reaction are always:
- AAn acid and a base.
- BAn acid and a salt.
- ✓A salt and water.
- DA salt and a base.
Answer: C.
View full solution →A solution of methyl amine:
- ATurns blue litmus red
- ✓Turns red litmus blue
- CDoes not affect red or blue litmus
- DBleaches litmus
Answer: B.
View full solution →China rose indicator turns acidic solution to:
- ✓Magenta
- BLight blue
- CGreen
- DYellow
Answer: A.
View full solution →Tooth decay is caused by the presence of a base. $(T/F)$
View full solution →- True
- False
Indicator is a substance which shows different colours in acidic and basic solutions. $(T/F)$
View full solution →- True
- False
Sodium hydroxide and hydrochloric acid neutralise each other and form salt and water. $(T/F)$
View full solution →- Ture
- False
Sodium hydroxide turns blue litmus red. $(T/F)$
View full solution →- True
- False
Nitric acid turns red litmus blue. $(T/F)$
View full solution →- Ture
- False
Tooth decay is caused by the presence of a base. $(T/F)$
View full solution →- True
- False
Indicator is a substance which shows different colours in acidic and basic solutions. $(T/F)$
View full solution →- True
- False
Sodium hydroxide and hydrochloric acid neutralise each other and form salt and water. $(T/F)$
View full solution →- Ture
- False
Sodium hydroxide turns blue litmus red. $(T/F)$
View full solution →- True
- False
Nitric acid turns red litmus blue. $(T/F)$
View full solution →- Ture
- False
Is the distilled water acidic/basic/neutral? How would you verify it?
Ammonia is found in many household products, such as window cleaners. It turns red litmus blue. What is its nature?
Give examples of some acids and bases.
Fill in the blank.
Phenolphthalein gives _________ colour with lime water.
Phenolphthalein gives _________ colour with lime water.
What role does $HCL$ present in our stomach plays?
View full solution →Explain why:Factory waste is neutralised before disposing it into the water bodies.
Explain why Calamine solution is applied on the skin when an ant bites.
Explain why An antacid tablet is taken when you suffer from acidity.
Explain why an antacid tablet is taken when we suffer from acidity.
A shopkeeper has a few bottles of soft drink in his shop. But, unfortunately, these are not labelled. He has to serve the drinks on the demand of customers. One customer wants acidic drink; another wants basic and third one wants neutral drink. How will he decide which drink is to be served to whom?
Describe the process of neutralization with the help of an example.
Name the source from which litmus solution is obtained. What is the use of this solution?
Blue litmus paper is dipped in a solution. It remains blue. What is the nature of the solution? Explain.
Is the distilled water acidic/ basic/ neutral? How would you verify it?
Fill in the cross word given as Figure 5.2 with the help of the clues provided. 
Across:
Across:
- The solution which does not change the colour of either red or blue litmus.
- Phenolphthalein gives pink colour in this type of solution.
- Colour of blue litmus in lemon juice.
- It is used to test whether a substance is acidic or basic.
- It is a natural indicator and gives pink colour in basic solution.
- Nature of ant’s sting.
- It is responsible for increase in temperature during a neutralisation reaction.
Three liquids are given to you. One is hydrochloric acid, another is sodium hydroxide and the third is a sugar solution. How will you identify them? You have only turmeric indicator.
Dorji has a few bottles of soft drink in his restaurant. But, unfortunately, these are not labelled. He has to serve the drinks on the demand of customers. One customer wants acidic drink, another wants basic and third one wants neutral drink. How will Dorji decide which drink is to be served to whom?
State the differences between acids and bases.
Three liquids are given to you. One is hydrochloric acid, another is sodium hydroxide and third is a sugar solution. How will you identify them? You have only turmeric indicator.
What are the differences between acids and bases?
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