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what is the valency or iron (Fe) in ferr...

what is the valency or iron (Fe) in ferrous sulphate ?

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The charge on iron in ferrous sulphate is

Apparatus: Copper wire, iron nail, beaker or big test tube, etc. Chemicals: Aqueous solutions of ferrous sulphate and copper sulphate. Procedure: i. Take a clean copper wire and a clean iron nail. ii. Dip the copper wire in ferrous sulphate solution and the iron nail in copper sulphate solution. iii . Keep on observing continually at a fixed interval of time. What is the type of the reaction?

(a) What is the colour of ferrous sulphate crystals ? How does this colour change after heating? (b) Name the product formed on strongly heating ferrous sulphate crystals. What type of chemical reaction occurs in this change?

Apparatus: Copper wire, iron nail, beaker or big test tube, etc. Chemicals: Aqueous solutions of ferrous sulphate and copper sulphate. Procedure: i. Take a clean copper wire and a clean iron nail. ii. Dip the copper wire in ferrous sulphate solution and the iron nail in copper sulphate solution. iii . Keep on observing continually at a fixed interval of time. In which test tube a reaction has taken place?

Apparatus: Copper wire, iron nail, beaker or big test tube, etc. Chemicals: Aqueous solutions of ferrous sulphate and copper sulphate. Procedure: i. Take a clean copper wire and a clean iron nail. ii. Dip the copper wire in ferrous sulphate solution and the iron nail in copper sulphate solution. iii . Keep on observing continually at a fixed interval of time. How did you recognize that a reaction has taken place?

Which of the following reaction cannot take place ? Justify your answer. (i) Iron + zinc sulphate to Iron sulphate + Zinc (ii) Magnesium + Silver nitrate to Magnesium nitrate +Silver (iii) Copper + dil. sulphuric acid to Copper sulphate + Hydrogen (iv) Zinc + ferrous sulphate to Iron + zinc sulphate

Give an example of metal the vessel of which is suitable for storing a solution of ferrous sulphate.

Colour of ferrous sulphate crystals

Which of the following compounds are not isomorphous? a. Copper sulphate and zine sulphate b. Zinc sulphate and manganeous sulphate c. Calcium carbonte and ferrous sulphate d. Zine sulphate and ferrous sulphate

BHARATI BHAWAN (ENGLISH)-PRACTICALS -EXERCISE
  1. what is the valency or iron (Fe) in ferrous sulphate ?

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  2. A true solution is

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  3. which of the following will give a true solution when dissolved in wat...

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  4. when a small quantity of common salt is added to water

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  5. which of the following will give a true solution when dissolved in wat...

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  6. A mixture of chalk powder and water makes a

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  7. When a true solution is filtered

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  8. A true solution of cane sugar is prepared by dissolving

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  9. which of the following is least soluble in water ?

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  10. What is the substance called when it is present in a solution in lesse...

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  11. Which of the following is an example of a homogeneous mixture ?

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  12. Milk provides an example of a

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  13. The size of colloidal particle is between

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  14. Which of the following statements is correct regarding the particles o...

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  15. A suspension is

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  16. The particles of a substance suspended in a suspension can be separate...

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  17. When sodium chloride is dissolved in water the solution obtained is

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  18. Which of the following statements is correct regarding the colloid of ...

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  19. Which of the following pairs can produce a colloidal solution ?

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  20. What is especially observed when a beam of light is passed through a c...

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  21. A mixture of sand and sugar is an example of a

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