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Why was lead sheets used on the floors i...

Why was lead sheets used on the floors in the Hanging Gardens of Babylon?

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In order to prevent water from escaping, lead sheet was extensively used on the floors in the Hanging Gardens of Babylon ( one of the wonders of the ancient world that was built during the Egyptian civilisation).
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CHHAYA PUBLICATION-SOME p-BLOCK ELEMENTS-HIGHER ORDER THINKING SKILL (HOTS) QUESTIONS
  1. Explain why carbon dioxide is a gas at room temperature but silicon di...

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  2. Why does Ga (+1) undergo disproportionation reaction?

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  3. Unlike In^(+),Tl^(+) does not undergo disproportiona- tion reaction-Ex...

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  4. Discuss the pattern of variation in the oxidation states of B to Tl.

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  5. Aluminium chloride exists as a dimer, but boron trichloride does not. ...

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  6. AlCl3 is covalent but ionises in water-why?

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  7. BF3 is a weaker Lewis acid than BCl3, even though F is more electroneg...

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  8. Sn(II) is a reducing agent but Pb(II) is not-why?

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  9. CO is stable but SiO is not-why?

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  10. [SiF6]^(2-) is known but [SiCl6]^(2-) is not. Why?

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  11. Explain why C Cl4 is resistant to hydrolysis but SiCl4 undergo ready h...

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  12. Discuss the pattern of variation in the oxidation states of C to Pb.

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  13. What are aquadag and oildag? Mention their uses.

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  14. Which out of dil. H2SO4, HCl and HNO3 can be used in the preparation o...

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  15. Which properties are responsible for the extensive use of aluminium in...

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  16. No visible reaction is observed when Al metal is left in contact with ...

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  17. Thermite reaction cannot be stopped by pouring water. Explain.

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  18. Why was lead sheets used on the floors in the Hanging Gardens of Babyl...

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  19. Explain why HF is not stored in glass containers.

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  20. Explain why BF3 exists whereas BH3 does not.

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