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An element having electronic configurati...

An element having electronic configuration 2,8,1 is…………reactive than the one having electronic configuration 2,8,3.(more/less)

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MODERN PUBLICATION-METALS AND NON-METALS-EXERCISE
  1. Which of the following metals will displace hydrogen from dilute hydro...

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

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

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

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  5. The most common physical state of metals at room temperature is…………..(...

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  6. A metal occupying higher position in the activity series…………….displace...

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  7. Name the metal which is best conductor of electricity?

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  8. Which of the following is a poor conductor of electricity?

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  9. From the following displacement reactions, predict which is the most r...

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  10. From the following displacement reactions, predict which is the most r...

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  11. From the following displacement reactions, predict which is the most r...

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  12. What is the nature of metal oxides?

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  13. What is the nature of non-metal oxide?

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  14. Name two metals which are both malleble and ductile.

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  15. Name one metal more reactive than hydrogen add one less reactive meta...

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  16. In nature, metal A is found in free state while state metal B is found...

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  17. Which of the following elements would yield a basic oxide? S,P,Ca,Si

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  18. Name two metals which react wth hydrogen

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  19. Graphite is a good conductor of electricity because

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  20. Name one non metal which is lustrous?

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