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What precautions should be taken while h...

What precautions should be taken while handling beryllium compounds and why?

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Contact of Be compounds with the skin causes dermatities, and inhaling dust or smoke of Be-compounds causes a disease called berylliosis which is rather similar to silicosis. Therefore, beryllium compounds should be handled With care.
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CHHAYA PUBLICATION-s-BLOCK ELEMENTS -QUESTION-ANSWER ZONE FOR BOARD EXAMINATION (SHORT ANSWER TYPE)
  1. Which out of Na^(+) and Mg^(+) ion, has greater polarising power and w...

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  2. The abundance of Be in the nature is very low -why?

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  3. What precautions should be taken while handling beryllium compounds an...

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  4. Explain why the elements of group-2 form M^(2+) ions but not M^(3+) io...

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  5. Arrange Be(OH)2, Ba(OH)2 & Ca(OH)2 in order of increasing solubility i...

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  6. How can you prepare propyne from magnesium carbide?

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  7. The reaction between marble and dilute H2SO4 is not used to prepare CO...

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  8. Why are the group-2 metals harder and have higher melting and boiling ...

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  9. Give some common tests used for detection of calcium compounds.

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  10. A white solid (A) when heated liberates a colourless gas which does no...

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  11. Compare the alkali metals and alkaline earth metals with respect to th...

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  12. Compare the alkali metals and alkaline earth metals with respect to th...

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  13. Compare the alkali metals and alkaline earth metals with respect to th...

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  14. Why halides of Be dissolve in organic solvents while those of Ba do no...

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  15. Name the important compound of Li used in organic synthesis. How the c...

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  16. What is the oxidation state of Kin KO2 and why is this compound parama...

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  17. Write the composition of gunpowder.

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  18. Why is Na2S2O3 used in photography?

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  19. The affinity of sodium towards water is used in drying benzene. Explai...

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  20. The crystalline salts of alkaline earth metals contain more water of c...

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