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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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Why blue color of copper sulphate solution disappear when iron nail is immeresed in it?

Copper sulphate solution is green in colour.

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MBD-CHKHOICAL REACTIONS AND EQUATIONS-Example
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  2. Why is the amount of gas collected in one of the test tubes in activi...

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

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  4. Give an example of a double displacement reaction other than the one g...

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  5. Identify the substances that are oxidised and the substance that are r...

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  6. Identify the substances that are oxidised and the substance that are r...

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  7. Fe2O3 + 2Al rarr Al2O3+2Fe The aobve reaction an example of

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  8. What happens when dilute hydrochloric acid is added to iron filings? T...

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  9. What is a balanced chemical equation? Why should chemical equations be...

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  10. Translate the following statements into chemical equations and then ba...

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  11. Balance the following chemical equation: HNO3+Ca(OH)2rarr Ca(NO3)2+H2O

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  12. Balance the following chemical equation: NaOH+H2SO4rarrNa2SO4+H2O

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  13. Balance the following chemical equation: NaCl+AgNO3rarr AgCl+NaNO3

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  14. Balance the following chemical equation: BaCl2+H2SO4 rarr BaSO4+HCl

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  15. Write the balanced chemical equation for the following reaction: calci...

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  16. Write the balanced chemical equation for the following reaction: Zinc...

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  17. Write the balanced chemical equation for the following reaction: Alum...

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  18. Write the balanced chemical equation for the following reaction: Bariu...

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  19. Write the balanced chemical equation for the following reaction and id...

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  20. Write the balanced chemical equation for the following reaction and id...

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