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Introduction To P Block Elements Free Doubts and Solutions

CBSE - XI Science - Chemistry - The p-Block Elements.

Discuss the use of diborane.

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CBSE - XI Science - Chemistry - The p-Block Elements.

What are boranes?

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CBSE - XI Science - Chemistry - The p-Block Elements.

What are the general characteristics of p-block elements?

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CBSE - XI Science - Chemistry - The p-Block Elements.

Which elements of the p-block are most abundant in the earth's crust?

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CBSE - XI Science - Chemistry - The p-Block Elements.

What are  p-block elements?

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CBSE - XI Science - Chemistry - The p-Block Elements.

Give reactions when Aluminium reacts with air.

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CBSE - XI Science - Chemistry - The p-Block Elements.

How many groups belong to p-block elements?

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CBSE - XI Science - Chemistry - The p-Block Elements.

How does diborane reacts with ammonia?

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CBSE - XI Science - Chemistry - The p-Block Elements.

Draw the structure of diborane, boron trichloride and boric acid.

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CBSE - XI Science - Chemistry - The p-Block Elements.

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CBSE - XI Science - Chemistry - The p-Block Elements.

Give the molecular formula for borax and boric acid.

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CBSE - XI Science - Chemistry - The p-Block Elements.

Give a method to prepare higher boranes.

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CBSE - XI Science - Chemistry - The p-Block Elements.

Give any two methods for the preparation of diborane.

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CBSE - XI Science - Chemistry - The p-Block Elements.

The boron compounds generally behave as Lewis acid. Explain.

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CBSE - XI Science - Chemistry - The p-Block Elements.

What is the use of studying p-Block elements?

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CBSE - XI Science - Chemistry - The p-Block Elements.

Classify following oxides as neutral, acidic, basic or amphoteric. B2O3, Al2O3, Ga2O3, In2O3, Tl2O3.

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CBSE - XI Science - Chemistry - The p-Block Elements.

Write reactions to justify amphoteric nature of aluminium.

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CBSE - XI Science - Chemistry - The p-Block Elements.

What is inert pair effect?

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CBSE - XI Science - Chemistry - The p-Block Elements.

Write down the outermost electronic configuration of group 13 elements.

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CBSE - XI Science - Chemistry - The p-Block Elements.

Name two minerals of Boron with their chemical formulae.

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CBSE - XI Science - Chemistry - The p-Block Elements.

Why the p-block elements are also known as representative elements?

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CBSE - XI Science - Chemistry - The p-Block Elements.

Name the elements of p-block which occur in free state in nature.

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CBSE - XI Science - Chemistry - The p-Block Elements.

What are electron deficient compounds? Explain with example.

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CBSE - XI Science - Chemistry - The p-Block Elements.

Generally atomic radii increases down the group, but atomic radius of Ga is less than that of Al. Why?

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CBSE - XI Science - Chemistry - The p-Block Elements.

Which of the following element exist as liquid in summer among group 13 elements?

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