MEDIUM
Earn 100

What will you do to make acidic soil neutral?

Important Questions on Acids, Bases and Salts

MEDIUM
What are antacids? Give an example.
EASY
Name the acid present in the stinging hair of nettle leaves.
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The chemical that can be added to acidic soil to increase soil fertility is
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Antacid tablets are used by a person suffering from stomach pain, why?
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What happens when an ant stings? What is its remedy?
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Explain why, calamine solution is applied on the skin where an ant bites.
EASY
What do you think will be the pH of an antacid solution: less than 7 or more than 7?
EASY
Milk of magnesia contains ______ hydroxide.
MEDIUM
Chemical fertilizers and pesticides help plants to grow quickly. They also help plants to give more fruit. However, some people say that using fertilizers is not good for plants, and that it would be better for farmers to use natural (organic) fertilizers. What do you think? Find out what you can about organic farming.
 
EASY
Give one important use of Milk of magnesia (magnesium hydroxide) in our everyday life.
MEDIUM
Which chemical is injected into the skin of a person:

(a) During an ant's sting?
(b) During the nettle leaf hair sting?
How can the effect of these stings be neutralised?

MEDIUM
The soil in a field is highly acidic. Name two materials which can be added to this soil to reduce the acidity. Give reason for your choice.
MEDIUM
Explain why, an antacid tablet is taken when you suffer from acidity.
EASY
If we eat too much sugar, it leads to the formation of _____, that results in tooth decay.
MEDIUM
Why does bee sting cause pain and irritation? Rubbing of baking soda on the sting area gives relief. How?
MEDIUM
What material should be added to a soil which is too basic? How does this material help in reducing the basic nature of soil?
EASY
One of the following is a medicine for indigestion. This is
MEDIUM
The hardest substance in the human body is 
MEDIUM
Explain why an antacid tablet is taken when you suffer from acidity.