Engineering professional. Passionate about teaching and sharing knowledge. Published 2 research papers in renowned conferences.

Moinak Gorai

This Course covers Basics of atomic structure, Concepts of Atomic number, mass number, Development of atomic theory. This Course is beneficial for Railway Exams aspirants.

Prepare for the Railway Exams (RRB NTPC, RRB JE, RRB ALP, Group D, RPF, DMRC etc.) with these best online courses and secure a stable government job in Railways.

Railway Exams

English

Atomic Structure: Basics for Railway Exams

Science & Technology

Current Affairs

General Awareness

Others

Ace the toughest competitive and government exams in India 

Test Preparation

Atomic Structure Basics: Overview

Different models of atom:
1. Plum pudding model by JJ Thomson
2. Planetary model by E Rutherford

Development of Atomic Models: Part 1

Development of Atomic Models: Part 2

1. Timeline of discovery of sub stomic particles.
2. How an atom looks like.

Sub Atomic Particles

1. Charge and mass of electrons, protons and neutrons.
2. Relative charge and relative mass.
3. Revision

Charge and Mass of Electrons, Protons and Neutrons

Discussion on atomic number and mass number

Atomic number and Mass number

Positive ions and negative ions. Inert gas configuration.

Relation between atomic number and mass number

●I am Graduated in Mechanical Engineering.
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●I Rejected 10 LPA Job Just to Educate.

Ankit Verma

This Course of November Sports Current Affairs 2019 will help you to crack any Exam like RRB NTPC and Other Government Competitive Exams. We also include one lesson of Important ICC Cricket World Cup 2019 Questions.

(Hindi) November Sports Current Affairs 2019 : Railway Exams

my code is - STUDY19
Cleared RRB Clerk , SBI Clerk pre, NTPC 2016,
1 year experience in software developing along with 5 year Experience in 

Hemant Mishra

This course covers all the questions of physics, chemistry, biology, computer which is important for upcoming SSC and railways exams.

(Hindi) General Science Questions for SSC/Railway Exam

Tariq Sarvar

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Welcome to wifistudy ! We are the best subject experts for various government examinations like SSC, Banking, Railways and State Police.

Wifistudy P

We are going to target all the important and expected questions for exam point of view which will help to fetch the maximum marks.

(Hindi) General Science Crash Course for RPF by Shipra Mam

I,ASHOK KUMAR VISHWAKARMA HAVE MORE THAN 20 YEARS EXPERIENCE TO TEACH CHEMISTRY AND SCIENCE AND TECHNOLOGY TO ASPIRANTS SUCCESSFULLY.APART F

Ashok Kumar Vishwakarma

इस पाठ्यक्रम में, शिक्षक रेलवे परीक्षा में पूछे गए पिछले वर्षों के प्रश्नों पर चर्चा कर रहा है

विज्ञान प्रौद्योगिकी: रेलवे परीक्षा

I'm Khushal Mahajan
I have completed my Graduation with Bsc, B.ed and I cleared exam RPF and SSC Dehli police

Khushal Mahajan

This Course covers Basic maths by tricks and basic.

Lessons

7 lessons • 58m

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Atomic Structure Basics: Overview

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Development of Atomic Models: Part 1

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Development of Atomic Models: Part 2

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Sub Atomic Particles

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Charge and Mass of Electrons, Protons and Neutrons

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Atomic number and Mass number

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Relation between atomic number and mass number