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Anhydrous aluminium chloride is used as a catalyst.

Important Questions on The p-Block Elements

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Alpha Question Bank for Engineering: Chemistry>Chapter 19 - The p-Block Elements>Exercise-1>Q 14
Draw the structures of BCl3.NH3 and AlCl3 (dimer).
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Alpha Question Bank for Engineering: Chemistry>Chapter 19 - The p-Block Elements>Exercise-1>Q 15
The +1 oxidation state is more stable than the +3 oxidation state for thallium.
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Alpha Question Bank for Engineering: Chemistry>Chapter 19 - The p-Block Elements>Exercise-1>Q 16

Why does not silicon form an analogue of graphite?

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Alpha Question Bank for Engineering: Chemistry>Chapter 19 - The p-Block Elements>Exercise-1>Q 18
What happens when borax is heated strongly?
 
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Alpha Question Bank for Engineering: Chemistry>Chapter 19 - The p-Block Elements>Exercise-1>Q 19
What happens when boric acid is added to water?
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Alpha Question Bank for Engineering: Chemistry>Chapter 19 - The p-Block Elements>Exercise-1>Q 20
What happens when aluminium is treated with dilute NaOH?
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Alpha Question Bank for Engineering: Chemistry>Chapter 19 - The p-Block Elements>Exercise-1>Q 21
What happens when BF3 is reacted with ammonia?
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Alpha Question Bank for Engineering: Chemistry>Chapter 19 - The p-Block Elements>Exercise-1>Q 22
Explain the following reaction when CO is heated with ZnO.