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A sample of soil is mixed with water and...

A sample of soil is mixed with water and allowed to settle. The clear supernatant solution turns the pH paper yellowish-orange. Which of the following would change the colour of this pH paper to greenish-blue ?

A

Lemon juice

B

Vinegar

C

Common salt

D

Antacid

Text Solution

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The correct Answer is:
D
Antacid
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OSWAL PUBLICATION-DIKSHA QUESTIONS -ACIDS,BASES AND SALTS (MULTIPLE CHOICE QUESTIONS)
  1. A sample of soil is mixed with water and allowed to settle. The clear ...

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  2. Which of the following salts does not contain any water of crystallisa...

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  3. Which one of the following can be used as an acid base indicator by a ...

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  4. Which of the following phenomena occur when a small amount of acid is ...

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  5. One of the constituents of baking powder is sodium hydrogen carbonate....

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  6. Which among the following is not a base?

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  7. Zinc granules on treating with an acid X, form the zinc sulphate (ZnSO...

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  8. Lemons have sour taste due to presence of:

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  9. Which of the following solutions in water does not conduct electricity...

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  10. Which of the following salts does not contain water of crystallization...

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  11. Which of the following will turn Phenolphthalein pink?

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  12. Zinc reacts with NaOH to form the following products:

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  13. Meena rubbed the yellow coloured turmeric stain on his son's shirt wit...

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  14. In which of the following solutions, would the colour of pH strip chan...

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  15. For the given question numbers, two statements are given one labelled ...

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  16. The compound formed during electrolysis of brine is:

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  17. For the given question two statements are given - one labelled Asserti...

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