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Which gas is obtained when CO2 is passed...

Which gas is obtained when `CO_2` is passed over red hot coke ?

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ICSE-SOME P-BLOCK ELEMENTS -VERY SHORT ANSWER TYPE QUESTIONS
  1. Can magnesium burn in an atmosphere of CO2 ?

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  2. What is the nature of an aqueous solution of CO2?

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  3. Which gas is obtained when CO2 is passed over red hot coke ?

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  4. Give the color and odour of commercial sample of carbon disulphide.

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  5. Which has a larger atomic radius : Al or Ga?

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  6. Arrange the elements of group 13 in the increasing order of electropos...

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  7. How does the stability of +1 and +3 oxidation states vary in group 13?

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  8. Does boron form ionic compounds ?

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  9. What is the common name of hydrides of boron?

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  10. Name the bonding which links the two boron atoms in a diborane molecul...

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  11. What is the molecular formula of aluminium chloride ?

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  12. Write the general valence shell electronic configuration of group 13 e...

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  13. Write the general valence shell electronic configuration of group 14 e...

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  14. Among groups 1 and 2, the elements of which group have higher ionisati...

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  15. Among the elements of group 14, which element shows the highest tenden...

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  16. What are the common oxidation states exhibited by the elements of grou...

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  17. What type of multiple bonds are involved in the compounds containing C...

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  18. Among the tetrachlorides of group 14 elements, which one does not unde...

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  19. What is the shape of a CO2 molecule ?

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  20. What is the structural unit present in silicates ?

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