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When the strip of pH paper was put in a ...

When the strip of pH paper was put in a given solution the pH paper changes to orange red. The given solution is most likely to be of:

A

sodium hydroxide

B

hydrochloric acid

C

sodium bicarbonate

D

ethanoic acid

Text Solution

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The correct Answer is:
A
NA
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LAKHMIR SINGH & MANJIT KAUR-PERIODIC CLASSIFICATION OF ELEMENTS-Exercise
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  2. A student was given three solution marked X,Y and Z and asked to arran...

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

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

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

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  6. A student took four test tubes I,II,III and IV containing aluminium su...

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  7. 2mL of ethanoic acid was taken in each of test tube I and test tube II...

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  8. Four students A,B,C and D were asked by their teacher to arrange the s...

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  9. On adding a few drops of universal indicator solution to three unknown...

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  10. A few drops of ethanoic acid were added to solid sodium carbonate. The...

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  11. Did Döbereiner’s triads also exist in the columns of Newlands’ Octaves...

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  12. What were the limitations of Döbereiner’s classification?

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  13. What were the limitations of Newlands’ Law of Octaves?

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  14. Use Mendeléev’s Periodic Table to predict the formulae for the oxides ...

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  15. Besides gallium, which other elements have since been discovered that ...

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  16. What were the criteria used by Mendeléev in creating his Periodic Tabl...

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  17. Why do you think the noble gases are placed in a separate group?

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  18. How could the Modern Periodic Table remove various anomalies of Mendel...

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  19. Name two elements you would expect to show chemical reactions similar ...

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  20. Name (a) three elements that have a single electron in their outermo...

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