For UNIVERSAL INDICATOR
What is the Approximate ph value of

1. Dil. HCL solution
2. Dil. NaOH solution
3. Dil. Ethanoic solution
4. Lemon juice
5. Dil. NaHCO3 solution
6. Distilled water
7. Tap water
8. Pond water
9. Rainwater
10. Boiled water

What is the colour developed in each of them ?


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asked query:

The approximate pH values and the  colour observed for the solutions mentioned in the question are represented in a tabular form as follows:
 
 Solution pH Colour
1.Dil.HCl solution  1  Red
2.Dil.NaOH solution  14   Purple
3.Dil.Ethanoic acid solution  3  Orange
4.Lemon juice  2  Reddish-orange
5.Dil.NaHCO3 solution  9   Blue
6.Distilled water  7    Green
7.Tap water  [6.5-7.5]  Light green
8.Pond water   7.4  Green
9.Rain water  [5.5-6]  Yellowish green
10.Boiled water  [6.1-6.2]  Lime green


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  • 5
1   0.6
2   14
3  
4   1.4
5   9.6
6   7
7   7.4
8   5.8
9   6.5
1   7

the colour depends on the indicator you are taking.
  • 3
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