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In order to study the neutralisation rea...

In order to study the neutralisation reaction of acid and base a student took `10mL` of dilite hydrochloric acid in a conical flask and added a few drops of phenolphthalein indicator to it. He then added dilute sodium hydroxide solution to the conical flask dropwise with a dropper while shaking the conical flask constantly. When the acid is comletely neutralised by the base, the solution in conical flask will turn:

A

slightly red

B

slightly yellow

C

colourles

D

slightly pink

Text Solution

Verified by Experts

The correct Answer is:
C
NA
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LAKHMIR SINGH & MANJIT KAUR-PERIODIC CLASSIFICATION OF ELEMENTS-Exercise
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  2. A student took solution X in a test -tube and added a few drops of uni...

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  3. In order to study the neutralisation reaction of acid and base a stude...

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  4. In a experiment to measure the pH values of solutions, a student place...

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  5. A student was given four unknown solutions in test tubes marked A,B,C ...

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  6. When a student added red litmus to an aqueous solution, the red litmus...

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  7. A student was asked to test an unknown colourless solution with an ind...

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  8. A student mixed equal volumes of hydrochloric acid and sodium hydroxi...

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  9. In an experiment to measure the pH values by using a universal a univ...

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  10. A student measured the pH values of four solutions P,Q,R and S as 10,6...

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  11. A student mixed some soil with water in a beaker and allowed it to set...

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  12. When a student added a few drops a methyl orange indicator to a colour...

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  13. A student measured the pH values of four solutions A,B,C and D which ...

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  14. When a student put some copper turnings in a colourless solution, he ...

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  15. A student added blue litmus solution to a colourless aqueous solution....

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  16. Aluminium sulphate and copper sulphate solutions were taken in two tes...

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  17. A student was given three solution marked X,Y and Z and asked to arran...

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  18. When the strip of pH paper was put in a given solution the pH paper ch...

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  19. The test tube I contains sodium bicarbonate solution whereas test tube...

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  20. No observable change is noticed when dilute hydrochloric acid is added...

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