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Question Bank Solutions for CBSE (Science) Class 11 - CBSE - Chemistry

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What is the basic theme of organisation in the periodic table?

[3] Classification of Elements and Periodicity in Properties
Chapter: [3] Classification of Elements and Periodicity in Properties
Concept: Significance of Classification of Elements

Calculate the number of electrons which will together weigh one gram.

[2] Structure of Atom
Chapter: [2] Structure of Atom
Concept: Subatomic Particles > Discovery of Electron

Calculate the mass and charge of one mole of electrons.

[2] Structure of Atom
Chapter: [2] Structure of Atom
Concept: Subatomic Particles > Discovery of Electron

Write the complete symbol for the atom with the given atomic number (Z) and Atomic mass (A)

Z = 17, A = 35

[2] Structure of Atom
Chapter: [2] Structure of Atom
Concept: Subatomic Particles > Discovery of Electron

Write the complete symbol for the atom with the given atomic number (Z) andAtomic mass (A)

Z = 92, A = 233

[2] Structure of Atom
Chapter: [2] Structure of Atom
Concept: Subatomic Particles > Discovery of Electron

Write the complete symbol for the atom with the given atomic number (Z) andAtomic mass (A)

Z = 4, A = 9

[2] Structure of Atom
Chapter: [2] Structure of Atom
Concept: Subatomic Particles > Discovery of Electron

Explain the Formation of a Chemical Bond.

[4] Chemical Bonding and Molecular Structure
Chapter: [4] Chemical Bonding and Molecular Structure
Concept: Concept of Kossel-lewis Approach to Chemical Bonding

Write Lewis symbols for the following atoms and ions: S and S2–

[4] Chemical Bonding and Molecular Structure
Chapter: [4] Chemical Bonding and Molecular Structure
Concept: Concept of Kossel-lewis Approach to Chemical Bonding

Write Lewis symbols for the following atoms and ions: Al and Al3+

[4] Chemical Bonding and Molecular Structure
Chapter: [4] Chemical Bonding and Molecular Structure
Concept: Concept of Kossel-lewis Approach to Chemical Bonding

Write Lewis symbols for the following atoms and ions H and H

[4] Chemical Bonding and Molecular Structure
Chapter: [4] Chemical Bonding and Molecular Structure
Concept: Concept of Kossel-lewis Approach to Chemical Bonding

Use Lewis symbols to show electron transfer between the following atoms to form cations and anions:-

K and S

[4] Chemical Bonding and Molecular Structure
Chapter: [4] Chemical Bonding and Molecular Structure
Concept: Concept of Kossel-lewis Approach to Chemical Bonding

Use Lewis symbols to show electron transfer between the following atoms to form cations and anions:

Ca and O

[4] Chemical Bonding and Molecular Structure
Chapter: [4] Chemical Bonding and Molecular Structure
Concept: Concept of Kossel-lewis Approach to Chemical Bonding

Use Lewis symbols to show electron transfer between the following atoms to form cations and anions:

Al and N

[4] Chemical Bonding and Molecular Structure
Chapter: [4] Chemical Bonding and Molecular Structure
Concept: Concept of Kossel-lewis Approach to Chemical Bonding

What will be the minimum pressure required to compress 500 dm3 of air at 1 bar to 200 dm3 at 30°C?

[5] States of Matter:- Gases and Liquids
Chapter: [5] States of Matter:- Gases and Liquids
Concept: Intermolecular Forces - Introduction

What would be the SI unit for the quantity pV22/n?

[5] States of Matter:- Gases and Liquids
Chapter: [5] States of Matter:- Gases and Liquids
Concept: Intermolecular Forces - Introduction

Choose the correct answer. A thermodynamic state function is a quantity

(i) used to determine heat changes

(ii) whose value is independent of path

(iii) used to determine pressure-volume work

(iv) whose value depends on temperature only.

[6] Chemical Thermodynamics
Chapter: [6] Chemical Thermodynamics
Concept: Thermodynamic Terms

For an isolated system, Δ= 0, what will be ΔS?

[6] Chemical Thermodynamics
Chapter: [6] Chemical Thermodynamics
Concept: Thermodynamic Terms

Define environmental chemistry.

[14] Environmental Chemistry
Chapter: [14] Environmental Chemistry
Concept: Environmental Pollution - Introduction

What are the common physical and chemical features of alkali metals?

[10] S-block Elements (Alkali and Alkaline Earth Metals)
Chapter: [10] S-block Elements (Alkali and Alkaline Earth Metals)
Concept: Group 1 Elements - Alkali Metals

Why are alkali metals not found in nature?

[10] S-block Elements (Alkali and Alkaline Earth Metals)
Chapter: [10] S-block Elements (Alkali and Alkaline Earth Metals)
Concept: Group 1 Elements - Alkali Metals
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Question Bank Solutions for CBSE (Science) Class 11 CBSE Chemistry. You can further filter Question Bank Solutions by subjects and topics. Solutions for most of the questions for CBSE can be found here on Shaalaa.com. You can use these solutions to prepare for your studies and ace in exams. Solving questions is a great way to practice and with Shaalaa.com, you can answer a question and then also check your answer with the solutions provided.
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