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R G PUBLICATION-THE p-BLOCK ELEMENTS-EXERCISE
- Why does O3 act as a powerful oxiding agent? How is O3 estimated quant...
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- Write two differences between rhombic sulpher and monoclinic sulpher.
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- Comment on the nature of S-O bonds formed in SO2 molecule. Are these b...
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- How is SO2 an air pollutant?
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- Describe the conditions of maximum yield of SO3 by contact process in ...
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- Write the formula of carnallite and fluoroaptite.
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- Account for the following: Halogen are coloured.
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- Why fluorine shows only one oxidation state of (-1)?
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- Discuss the various factors which affect the decreasing oxidising abil...
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- How Cl2 is prepared without heating? How it is prepared electrolytical...
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- How gold ornaments are cleaned by aqua re-gia? Write the reactions inv...
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- Draw the structures of chloric acid & per chloric acid. Which is more ...
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- Why the noble gases have very low boiling points?
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- Why xenon forms compound?
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- Arrange the following in the order of property indicated: NH3, PH3, As...
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- What is the hybridization of lodine in IF7? Draw Its structure & name ...
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- List two uses each from neon & argon gases.
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- What happens when: Magnesium reacts with N2 & than hydroly-sed.
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- What happens when: Ammonium chloride reacts with slaked lime.
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- What happens when: Ferric chloride reacts with NH4OH
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