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Explain why alkali and alkaline earth me...

Explain why alkali and alkaline earth metals cannot be obtained by chemical reduction methods?

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Alkali and alkaline earth metals cannot be obtained by chemical reduction. Why?

Statement 1 : Highly electropositive metals are extracted by electrolysis of their fused salts. Statement 2 : Highly electropositive metals can not be reduced by chemical reduction methods.

Why, alkali metals and the alkaline earth metals do not occur in free state?

The s-block of periodic table constitutes alkali metals and alkaline earth metals. Write the chemical name of the following: (i) Caustic soda (ii) Baking soda (iii) Slaked lime (iv) Milk of lime

Which hydrocarbon cannot be obtained by the. Kolbe's electrolytic method?

Compare the alkali metals and alkaline earth metals with respect to: Ionisation enthalpy

Compare the alkali metals and alkaline earth metals with respect to: Basicity of oxides

Compare the alkali metals and alkaline earth metals with respect to: Solubiltiy of hydroxides

Which of the following alkaline earth metal has least melting point?

MAXIMUM PUBLICATION-THE s-BLOCK ELEMENTS-EXERCISE
  1. Arrange the following compounds in the increasing order of solubility ...

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  2. Write the difference between lime water and milk of lime. Complete the...

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  3. Explain why alkali and alkaline earth metals cannot be obtained by che...

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  4. Why are potassium and caesium, rather than lithium used in photoelectr...

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  5. When an alkali metal dissolves in liquid ammonia the solution can acqu...

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  6. Beryllium and magnesium do not give colour to flame whereas other alka...

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  7. Potassium carbonate cannot be prepared by Solvay process. Why?

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  8. Why Li2CO3 decomposes at lower temperature whereas Na2CO3 at higher te...

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  9. How would you explain? BeO is insoluble but BeSO4 is soluble in water.

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  10. How would you explain?BaO is soluble but BaSO4 is insoluble in water.

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  11. How would you explain? Lil is more soluble than KI in ethanol.

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  12. Which of the alkali metals is having least melting point?

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  13. Cs alkali metal is having least melting point. Justify.

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  14. How will you prepare Ca(OH)2 and CaCO3 from quick lime (CaO)?

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  15. Complete the following reactions: (i) CaCO3overset(1200K)rarr? (ii)CaC...

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  16. The group 1 metals of the periodic table of elements are collectively ...

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  17. The group 1 metals of the periodic table of elements are collectively ...

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  18. The group 1 metals of the periodic table of elements are collectively ...

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  19. The group 1 metals of the periodic table of elements are collectively ...

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  20. State whether the following sentences are true or false: (a) Metals in...

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