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7th CBSE
IMPORTANT
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Important Questions on Acids, Bases And Salts

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7th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 1 - Acids, Bases And Salts>EXERCISE>Q 23
The main source of oxalic acid is 
EASY
7th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 1 - Acids, Bases And Salts>EXERCISE>Q 24
Calamine solution is applied on the area of ant bite. Calamine solution contains
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7th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 1 - Acids, Bases And Salts>EXERCISE>Q 25
Add a few drops of methyl orange in common salt solution. What do you observe?
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7th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 1 - Acids, Bases And Salts>EXERCISE>Q 26
Which of the following is not correctly matched?
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7th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 1 - Acids, Bases And Salts>EXERCISE>Q 27
Plants grow very well in 
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7th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 1 - Acids, Bases And Salts>EXERCISE>Q 28
Acids present in fruits and vegetables are called
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7th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 1 - Acids, Bases And Salts>EXERCISE>Q 29
Add few drops of China rose indicator in soap solution. What do you observe?
MEDIUM
7th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 1 - Acids, Bases And Salts>EXERCISE>Q 30
A test tube contains pink solution formed by adding few drops of phenolphthalein to sodium hydroxide solution. Few drops of sulphuric acid are added to the test tube. It is observed that the pink colour of the solution