Advertisements
Advertisements
प्रश्न
You are provided with four test tubes containing sugar solution, baking soda solution, tamarind solution, salt solution. Write down an activity to find the nature (acidic/basic/neutral) of each solution.
Advertisements
उत्तर
Add blue litmus solution and then red litmus solution and note down the change in colour.
Sugar solution - No change in colour of blue or red litmus solution.
Baking soda solution - Turns red litmus blue.
Tamarind solution - Turns blue litmus red.
Salt solution - No change in colour of blue or red litmus solution.
Hence,
Sugar solution, salt solution - neutral
Baking soda solution - basic
Tamarind solution - acidic
APPEARS IN
संबंधित प्रश्न
One of the following salts will give an alkaline solution on dissolving in water. This is:
a) Na2CO3
(b) Na2SO4
(c) NaCl
(d) (NH4)2 SO4
Write balanced equation to satisfy the following statement:
\[\ce{Acid + Base -> Salt + water}\]
Which acid is used for getting chloride salt?
Give the name and formula of two : Weak dibasic acids
Define a base.
Match the chemical substances given in Column (A) with their appropriate application given in Column (B)
| Column (A) |
Column (B) |
| (A) Bleaching powder | (i) Preparation of glass |
| (B) Baking soda | (ii) Production of H2 and Cl2 |
| (C) Washing Soda | (iii) Decolourisation |
| (D) Sodium chloride | (iv) Antacid |
An acid is ______.
Hydrochloric Acid reacts with metal bicarbonates to give ______.
______ acids have a relatively smaller amount of acids dissolved in a solvent.
Name the acid present in lemon.
