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Why does the colour of copper sulphate s...

Why does the colour of copper sulphate solution change when an iron nail is dipped in it?

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What is the reason for the change in colour of copper sulphate when iron nail is kept on it ?

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NCERT TELUGU-METALS AND NON-METALS-EXERCISE
  1. How do the water (aqueous) solutions of Magnesium oxide and calcium ox...

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  2. What are the six important elements with which human body is made up o...

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  3. Why does the colour of copper sulphate solution change when an iron na...

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  4. Do all the materials get rusted or react with oxygen in the air?

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  5. Why are pressure cookers provided with wooden or plastic handles ?

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  6. What happen when non metallic oxides are dissolved in water ?

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  7. You might have seen an electrician while using the screwdriver. What m...

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  8. You might have seen an electrician while using the screwdriver. Why do...

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  9. What are non-metals?

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  10. Do you find any difference in the taste of a raw and a ripe fruit ?

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  11. When do you observe pop sound with a burning agarbathi?

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  12. Recall the names of the some of the laboratory acids and bases that yo...

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  13. What is ductility?

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  14. What is malleability?

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  15. Distinguish between lustrous and non-lustrous materials.

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  16. Why are the cooking utensils made up of aluminium or alloys of iron an...

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  17. “Lusture and Sonority are the common properties associated with metals...

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  18. Pinky found a sort of brown dust covering the iron rods of her bed roo...

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  19. State the four important physical properties of non-metals.

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  20. What are the uses of metals ?

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