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Which element in each of the following p...

Which element in each of the following pairs of elements would you expect to have lower first ionisation energy? Explain.
Cl, F

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ICSE-SELF ASSESSMENT PAPER 1-Questions
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  2. Which atoms are indicated by the following configuration? [Ar] 4s^(2...

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  3. Which element in each of the following pairs of elements would you exp...

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  4. Which element do you think would have been named by Lawrence Berkley...

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  5. What is common in the electronic configuration of H and alkali metals?

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  6. Why is LiH least reactive of all the saline hydrides?

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  7. What happens when acetylene is treated with hypochlorous acid

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  8. How would you prepare acetylene from CaC2

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  9. 1.5 g of an organic compound in a quantitative determination of phosph...

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  10. 0.1170g of an organic compound on heating with conc. HNO(3) and silver...

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  11. Complete and balance the following equations: BCl(3)(g) + H(2)(g) ov...

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  12. Complete and balance the following equations: H(3)BO(3)+ C(2)H(5)OH ...

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  13. 0.05 g of a gas at 750 mm pressure and 25°C occupy a volume of 46.5 mL...

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  14. Draw the structures of the following compounds: 2-keto-3-methylbutan...

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  15. Write the structural formula of following compounds: 1-bromo-3-chlor...

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  16. Why does hydrogen occur in a diatomic form rather than in a monoatomic...

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  17. How would you convert n-butane to iso-butane?

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  18. Name the product obtained on addition of a water molecule of propene i...

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  19. What happens when benzene is treated with ozone and the product is sub...

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