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Maharashtra State BoardSSC (English Medium) 8th Standard

Balbharati solutions for Science [English] 8 Standard Maharashtra State Board chapter 5 - Inside the Atom [Latest edition]

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Balbharati solutions for Science [English] 8 Standard Maharashtra State Board chapter 5 - Inside the Atom - Shaalaa.com
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Solutions for Chapter 5: Inside the Atom

Below listed, you can find solutions for Chapter 5 of Maharashtra State Board Balbharati for Science [English] 8 Standard Maharashtra State Board.


Exercise
Exercise [Page 38]

Balbharati solutions for Science [English] 8 Standard Maharashtra State Board 5 Inside the Atom Exercise [Page 38]

1.1Page 38

What is the difference in the atomic models of Thomson and Rutherford?

1.2Page 38

What is meant by the valency of an element?

1.3Page 38

What is meant by atomic mass number?

1.4 aPage 38

What is meant by the term subatomic particles?

1.4 bPage 38

Give brief information of three subatomic particles with reference to electrical charge, mass and location.

2.1Page 38

Give scientific reason.

All the mass of an atom is concentrated in the nucleus.

2.2Page 38

Give scientific reason.

Atom is electrically neutral.

2.3Page 38

Give scientific reason.

Atomic mass number is a whole number. 

2.4Page 38

Give scientific reason.

Atoms are stable though negatively charged electron is revolving within it. 

3.1Page 38

Define the following term:

Atom

3.2Page 38

Define the following form: 

Isotope 

3.3Page 38

Define the term atomic number.

3.4Page 38

Define the following form:

Atomic mass number

3.5Page 38

Define the following form:

Moderator in nuclear reactor

4.1Page 38

Draw a neat labelled diagram

Rutherford's scattering experiment

4.2Page 38

Draw a neat labelled diagram.

Thomson's atomic model

4.3Page 38

Draw a neat labelled diagram.

Diagramatic sketch of electronic configurations of magnesium  (Atomic number 12)

4.4Page 38

Draw a neat labelled diagram.

Diagramatic sketch of electronic configuration of Argon (Atomic number 18)

5.1Page 38

Electron, proton, neutron are the types of ______ in an atom.

5.2Page 38

An electron carries a ________ charge.

5.3Page 38

The electron shell ______ is nearest to the nucleus.

5.4Page 38

The electronic configuration magnesium is 2, 8, 2. From this it is understood that the valence shell of magnesium is ______.

5.5Page 38

The valency of hydrogen is one, as per the molecular formula H2O. Therefore valency of 'Fe' turns out to be ______ as per the formula Fe2O3.

6Page 38

Match the pairs.

Group 'A' Group 'B'
a. Proton i. Negatively charged
b. Electron ii. Neutral
c. Neutron iii. Positively charged
7Page 38

Deduce from the datum provided.

Datum To deduce
\[\ce{_11^23Na}\] Neutron number
\[\ce{_6^14C}\] Mass number
\[\ce{_17^37 Cl}\]  Proton number

Solutions for 5: Inside the Atom

Exercise
Balbharati solutions for Science [English] 8 Standard Maharashtra State Board chapter 5 - Inside the Atom - Shaalaa.com

Balbharati solutions for Science [English] 8 Standard Maharashtra State Board chapter 5 - Inside the Atom

Shaalaa.com has the Maharashtra State Board Mathematics Science [English] 8 Standard Maharashtra State Board Maharashtra State Board solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. Balbharati solutions for Mathematics Science [English] 8 Standard Maharashtra State Board Maharashtra State Board 5 (Inside the Atom) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.

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Concepts covered in Science [English] 8 Standard Maharashtra State Board chapter 5 Inside the Atom are Structure of the Atom and Nucleus, J. J. Thomson’s Atomic Model, Lord Rutherford’s Atomic model, Neils Bohr’s Model of an Atom, Dalton's Atomic Theory, History of Atom, Atoms: Building Blocks of Matter, Atomic Mass, Electronic Configuration of Atom, Nuclear Reactor, Isotopes, Periodic Trends in the Modern Periodic Table.

Using Balbharati Science [English] 8 Standard Maharashtra State Board solutions Inside the Atom exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in Balbharati Solutions are essential questions that can be asked in the final exam. Maximum Maharashtra State Board Science [English] 8 Standard Maharashtra State Board students prefer Balbharati Textbook Solutions to score more in exams.

Get the free view of Chapter 5, Inside the Atom Science [English] 8 Standard Maharashtra State Board additional questions for Mathematics Science [English] 8 Standard Maharashtra State Board Maharashtra State Board, and you can use Shaalaa.com to keep it handy for your exam preparation.

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