Advertisements
Advertisements
Question
After you have dinner tonight, wash your own plates with soap/detergent.
- What colour change is observed when soap/detergent is applied?
- Name the type of reaction and explain it.
Advertisements
Solution
(a) When we wash our dinner plate with soap/detergent, the yellow oily leftover stains will turn red/orange due to its reaction with soap/detergent.
(b) It is a neutralisation reaction. The reaction between an acid and a base to form salt and water is called a neutralisation reaction.
APPEARS IN
RELATED QUESTIONS
Describe the process of neutralization with the help of an example.
Fill in the blank.
The reaction between an acid and a base is called ..................
Classify the following reaction as combination, decomposition, displacement, precipitation and neutralization. Also balance the equation.
\[\ce{CuSO4_{(aq)} + H2S_{(s)} -> CuS_{(s)} + H2SO4_{(l)}}\]
Define neutralization.
What do you observe when an acid is added to a basic solution.
Which substances are produced by the neutralization process?
Classify the following substances into Acidic, Basic, and Neutral groups.
HCl, NaCl, MgO, KCl, CaO, H2SO4, HNO3, H2O, Na2CO3
Answer the following:
What is corrosion? Do gold ornaments corrode? Justify.
Differentiate between the following:
Neutralization reaction and a precipitation reaction.
Explain the neutralization reactions in our daily life.
Neutralisation reaction is a ______.
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.
What is the reaction between an acid and a base called?
Write a note on:
Ant bite
Write a note on:
Wasp bite
