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Give chemical equations to show that: hy...

Give chemical equations to show that:
hydrogen gas is passed over heated calcium oxide.

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MODERN PUBLICATION-METALS AND NON-METALS-EXERCISE
  1. Which of the following displacement reaction cannot accur? CuSO(4(aq...

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  2. Is following reactions will occurs?explain: MgSO4(aq)+Fe(s)rarrFeSO4(...

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  3. Give chemical equations to show that: hydrogen gas is passed over heat...

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  4. Give the reactions when red hot iron reacts with steam

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  5. Give chemical equations to show that: sodium oxide reacts with water.

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  6. Name two metals which are lighter than water.

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  7. Which metal is used in Fittig reaction ?

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  8. Complete the following equations: Fe(s)+H2O(g)overset(Red heat)rarr

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  9. Complete and balance the following equtions: Na2O+H2Orarr

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  10. Complete the following equations: Ag^(+)(aq)+Cu(s)rarr

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  11. Complete the following equations: MgO+Cu rarr

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  12. Which of the following metals will displace hydrogen from dilute hydro...

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  13. Which of the following metals will displace hydrogen from dilute hydro...

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  14. Which of the following metals will displace hydrogen from dilute hydro...

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  15. Which of the following metals will displace hydrogen from dilute hydro...

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  16. Which of the following metals will displace hydrogen from dilute hydro...

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  17. Which of the following metals will displace hydrogen from dilute hydro...

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  18. Iron occupies………….position than magnesium in the activity series. (low...

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  19. An element having electronic configuration 2,8,1 is…………reactive than t...

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  20. Sodium is…………….reactive than copper (less/more) because it occup[ies……...

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