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A student placed a few drops of a liquid...

A student placed a few drops of a liquid over a portiin of the red litmus paper as shwon here. He observed that the red litmus paper turned blue. The liquid could b:

A

dilute hydrochloric acid

B

dilute sodium hydroxide solution

C

water

D

dilute acetic acid

Text Solution

Verified by Experts

The correct Answer is:
B
NA
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LAKHMIR SINGH & MANJIT KAUR-PERIODIC CLASSIFICATION OF ELEMENTS-Exercise
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  5. When a student added universal indicator solution to one of the follow...

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  6. A student prepared hydrogen chloride gas by treating sodium chloride w...

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  7. When a student added a few drops of barium chloride solution to sodium...

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  8. A student placed a pinch of solid sodium hydrogencarbonate on a strip ...

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  9. A student placed a clean iron nail in blue coloured copper sulphate so...

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  10. For students A,B,C and D were studying the effect of the solutions of ...

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  11. Which of the following solutions having same concentration will have l...

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  12. We can show that iron is more reactive than copper :

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  13. The pH of a sample of hydrochloric acid is 2. The pH of this sample wh...

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  14. Observe the given figures and choose the correct option:

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  15. When treated with diluted hydrochloric acid which of the following giv...

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  16. Which one of the following procedures is correct to detect the acidic ...

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  17. Which of the following metal strips when placed in colourless AgNO(3) ...

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  18. A small piece of aluminium metal was placed in a beaker containing a g...

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  19. A student measured the pH values of four solutions marked A,B,C and D ...

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  20. Whch of the following solutions should be put on a universal indicator...

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