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Aluminium powder was added to a solutoin...

Aluminium powder was added to a solutoin of copper sulphate. The colour of the solution changed from:

A

colourless to blue

B

blue to colourless

C

light green to blue

D

reddish brown to light green

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MODERN PUBLICATION-METALS AND NON-METALS-EXERCISE
  1. Write the reactions: Chlorination of Benzene

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  2. Write the functions of : Acrosome.

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  3. Aluminium powder was added to a solutoin of copper sulphate. The colou...

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  4. Zinc granules are placed in each of the four solutions A,B,C and D as ...

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  5. Two beakers A and B contain iron sulphate solution. In beaker A, a sma...

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  6. A student puts some crystals of CuSO4 in water taken in a test tube. T...

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  7. Two beakers A and B contain an aqueous solution of FeSO4. In beakers A...

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  8. The aqueous solutions of copper sulphate and zinc sulphate appear

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  9. Solutions of copper sulphate, iron sulphate and zinc sulphate are prep...

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  10. A thin plate of zinc metal is placed in a beaker containing aqueous fe...

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  11. An iron nail is suspended in copper sulphate solution are kept for a w...

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  12. Complete the following:

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  13. Rekha took two solutions, 10 mL each separately in two test tubes, A a...

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  14. A chemistry lab-incharge kept zinc metal in FeSO4 solution and observe...

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  15. Madhurima added a few iron fillings to 5 mL of aluminium sulphate Al2(...

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  16. Rinku took 10 mL each of two solutions A and B separately in two test ...

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  17. Raman took three metals labelled P,Q and R. He carried out displacemen...

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  18. Which of the following is . The colour of the FeSO4 solutoin would be

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  19. Rashmi added aluminium metal to colourless soluton of zinc sulphate. A...

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  20. Fill in the blanks:

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