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प्रश्न
Neutralisation reaction is a ______.
विकल्प
physical and reversible change.
physical change that cannot be reversed.
chemical and reversible change.
chemical change that cannot be reversed.
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उत्तर
Neutralisation reaction is a chemical change that cannot be reversed.
Explanation:
Neutralisation is a chemical and irreversible change. The salt and water formed are new products and cannot be converted back to acid and base.
APPEARS IN
संबंधित प्रश्न
Sodium hydroxide and hydrochloric acid neutralise each other and form salt and water.
Define neutralization.
FILL IN THE BLANK
In a .............reaction, an acid reacts with a base to form salt and water as the only products.
Answer the following question:
Grills of doors and windows are always painted before they are used? Give reason.
Answer the following:
What is corrosion? Do gold ornaments corrode? Justify.
Differentiate between the following:
Neutralization reaction and a precipitation reaction.
Form a sentence using the following words – baking soda, ant bite, moist, effect, neutralised, rubbing.
Assertion: To neutralize the excess acid formed in the stomach, milk of magnesia is taken.
Reason: Milk of magnesia contains a base called magnesium hydroxide.
Write a note on:
Wasp bite
What is the difference between an ant sting and a wasp sting?
