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How do the following properties vary amo...

How do the following properties vary among alkali metals ?
(i) Atomic radius
(ii) Ionisation energy
(iii) Metallic character.

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MODERN PUBLICATION-S-BLOCK ELEMENTS ( ALKALI AND ALKALINE EARTH METALS ) -Revision Exercises (Objective/Very Short answer questions( Short Answer Questions ) )
  1. Why do not Be and Mg give characteristic flame colouration while other...

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  2. Discuss the general characteristics and gradation in properties of alk...

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  3. How do the following properties vary among alkali metals ? (i) Atom...

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  4. a. Name the alkali metals which form superoxides on heating in excess ...

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  5. Alkali metals are strong reducing agents.

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  6. Certain characteristics lithium differ from those of other alkali meta...

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  7. Compare the alkali metals and alkaline earth metals with respect to (a...

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  8. Sodium can be extracted on a commercial scale by the electrolysis of u...

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  9. Give the chemical formulae of the following ores: (i) Dolomite (i...

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  10. a. Name the alkali metals which form superoxides on heating in excess ...

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  11. Why is it necessary to add gypsum in the final stages of the preparati...

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  12. Describe a method for the preparation of quicklime. What happens when ...

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  13. What is the difference between quick lime, slaked lime, milk of lime a...

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  14. Contrast the action of heat on the following and explain your answer ...

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  15. State as to why (a) a solution of Na(2)CO(3) is alkaline ? (b) alk...

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  16. In what ways lithium shows similarities to magnesium in its chemical b...

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  17. State the effect of heat on (i) gypsum (ii) limestone (iii) epsom s...

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  18. CEMENT

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  19. Write three general characteristics of the s-block of the periodic tab...

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  20. What happens when a. Sodium metal is dropped in water? b. Sodium m...

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