TextBook Solutions for Uttarakhand Board Class 11 Chemistry Chemistry Part Ii Chapter 11 The P-Block Elements

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TextBook Solutions for Uttarakhand Board Class 11 Chemistry Chemistry Part Ii Chapter 11 The P-Block Elements

Question 1

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Name the allotropic forms of boron.

Solution

Crystalline boron and amorphous boron.

Question 2

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Name the element of group 13 which forms only covalent compounds.

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Question 3

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Which element of group 13 forms amphoteric hydroxide?

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Question 4

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Which element of group 13 forms the most stable +1 oxidation state?

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Question 5

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What is the nature of boron trifluoride?

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Question 6

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What is the structure of diborane?

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Question 7

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Can borax bead test be performed for Ca²⁺ion?

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Question 8

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Which is the hardest compound of boron?

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Question 9

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What is inorganic benzene? Write its formula.

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Question 10

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Boron is unable to form $open square brackets BF subscript 6 close square brackets to the power of 3 minus end exponent$ ion. Explain ?