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Class X

Class X - English
First Flight (22 Chapters)|
Words and Expressions - II (9 Chapters)|
Foot Prints Without feet (9 Chapters)
Class X - Health and Physical Education
Health and Physical Education (13 Chapters)
Class X - Hindi
Kshitij - II (13 Chapters)|
Sparsh (14 Chapters)|
Sanchayan - II (3 Chapters)|
Kritika (3 Chapters)
Class X - Mathematics
Mathematics (14 Chapters)
Class X - Sanskrit
Vyakaranavithi (14 Chapters)|
Shemushi - II (12 Chapters)|
Abhyaswaan Bhav - II (14 Chapters)
Class X - Science
Science (13 Chapters)
Class X - Social Science
Understanding Economic Development (5 Chapters)|
Contemporary India (7 Chapters)|
India and the Contemporary World - II (5 Chapters)|
Democratic Politics (5 Chapters)
Class X - Urdu
Nawa-e-urdu (11 Chapters)
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Class X
Science
Science
Metals and Non-metals
Question Bank

What is the significance of no...

Single Answer MCQ
Q-00002506

What is the significance of noble gases having a completely filled valence shell?

1

They are highly reactive

2

They do not react with other elements

3

They have low melting points

4

They are good conductors of electricity

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Chapters related to "Class X"

Chemical Reactions and Equations

Chemical Reactions and Equations

Explore the fundamentals of chemical reactions, types, and balancing equations in this chapter, essential for understanding chemistry basics.

Acids, Bases and Salts

Acids, Bases and Salts

Explore the properties, reactions, and uses of acids, bases, and salts in everyday life and their importance in chemistry.

Carbon and its Compounds

Carbon and its Compounds

Explore the versatile world of carbon, its allotropes, and the vast array of compounds it forms, including hydrocarbons and their derivatives, in this comprehensive chapter.

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Life Processes explores the essential functions that sustain living organisms, including nutrition, respiration, transportation, and excretion.

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Metals and Non-metals Summary, Important Questions & Solutions | All Subjects

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Question Bank

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Worksheet

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Revision Guide

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Formula Sheet