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P and Q are aqueous solutions of sodium ...

P and Q are aqueous solutions of sodium chloride and sodium hydroxide, respectively. Which of these will turn:
(a) Blue litmus red?
(b) red litmus blue?

Text Solution

Verified by Experts

(a) No solution will turn blue litmus to red
(b) soltuion Q (sodium hydroxide) will turn red litmus blue
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LAKHMIR SINGH & MANJIT KAUR-ACID, BASES AND SALTS-Exercise
  1. A salt is dissolved in water and the pH of this salt solution is measu...

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  2. Which of the following salts will give an aqueous solution having pH o...

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  3. P and Q are aqueous solutions of sodium chloride and sodium hydroxide,...

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  4. The metal salt A is blue in colour. When salt A is heated strongly ove...

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  5. When the concentrated aqueous soluton of substance X is electrolysed, ...

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  6. Consider the following substances: NaCl,Ca(OH)(2),NaHCO(3),NH(3),Na(...

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  7. Give one example each of a salt which gives an aqueous solution having...

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  8. A compound X which is prepared from gypsum has the property of hardeni...

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  9. Consider the following salts: Na(2)CO(3),NaCl,NH(4)Cl,CH(3)COONa,K(2...

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  10. A white powdery substance having strong smell of chlorine is used for ...

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  11. A salt X when dissolved in distilled water gives a clear soltuion whic...

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  12. A person found that the cake prepared by him is hard and small in size...

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  13. A white chemical compound becomes hard on mixing with proper quantity ...

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  14. When chlorine and sodium hydroxide being produced during the electroly...

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  15. Write the name and formula of one salt each which contains. (a) Two ...

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  16. How many molecules of water of crystallisation (per formula unit) are ...

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  17. You have been provided with three test tubes. One of them contains dis...

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  18. Why should curd and sour substances not be kept in brass and copper ve...

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  19. Which gas is usually liberated when an acid reacts with a metal? Illus...

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  20. Metal compound A reacts with dilute hydrochloric acid to produce effer...

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