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TextBook Solutions for Board of High School and Intermediate Education Uttar Pradesh Class 11 Chemistry Chemistry Part Ii Chapter 10 The S-Block Elements

Question 1

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What are s-block elements?

Solution

The elements which belong to groups 1 and 2 of the periodic table are called s-block elements.

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TextBook Solutions for Board of High School and Intermediate Education Uttar Pradesh Class 11 Chemistry Chemistry Part Ii Chapter 10 The S-Block Elements

What are s-block elements?

Why are alkali metals not found in nature?

Lithium shows similarities to magnesium in the chemical behaviour. What is the cause of this similarity?

What is the nature of lithium compounds?

Group 1 elements are called alkali metals. Why?

Why caesium can be used in photoelectric cell while lithium can not be?

In aqueous solution, Li⁺ ion has lowest mobility. Why?

Lithium has highest ionisation energy in group 1 elements, yet it is strongest reducing agent. Comment.

The softness of group 1 elements increases down the group with increasing atomic number. Give reason.

Which is the most reactive alkali metal and why?

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For Daily Free Study Material Join wiredfaculty

WhatsApp Group

Download Android App

Ncert Book Download

TextBook Solutions for Board of High School and Intermediate Education Uttar Pradesh Class 11 Chemistry Chemistry Part Ii Chapter 10 The S-Block Elements

What are s-block elements?

Why are alkali metals not found in nature?

Lithium shows similarities to magnesium in the chemical behaviour. What is the cause of this similarity?

What is the nature of lithium compounds?

Group 1 elements are called alkali metals. Why?

Why caesium can be used in photoelectric cell while lithium can not be?

In aqueous solution, Li+ ion has lowest mobility. Why?

Lithium has highest ionisation energy in group 1 elements, yet it is strongest reducing agent. Comment.

The softness of group 1 elements increases down the group with increasing atomic number. Give reason.

Which is the most reactive alkali metal and why?

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation

In aqueous solution, Li⁺ ion has lowest mobility. Why?