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The aqueous solutions of copper sulphate...

The aqueous solutions of copper sulphate and zinc sulphate appear

A

blue and green respectivley

B

green and colourless respectively

C

blue and brown respectively

D

blue and colourless respectively

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MODERN PUBLICATION-METALS AND NON-METALS-EXERCISE
  1. A student puts some crystals of CuSO4 in water taken in a test tube. T...

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

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

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

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

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

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  7. Complete the following:

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

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

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

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

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

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

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

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  15. Fill in the blanks:

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  16. If iron nails are added in zinc sulphate solution, the possible observ...

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  17. Which of the following statements are correct: Aluminium can displace ...

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  18. Four test tubed marked I,II,III and IV were taken 20 ml of Al2(SO4)3 s...

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  19. Why does calcium metal after reacting with water starts floating on i...

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  20. Write chemical equations for the following: Lead carbonate is calcined...

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