Structure of Atom – Explained With Video and pictures. CBSE Class 9 grade Standard Science Structure of Atom with Video, learn by reading and watching Structure of Atom, Structure of Atom for class XIth, Easy to understand Structure of Atom, Class 9 standard video, a way to learn Structure of Atom, learn from the best, Structure of Atom explained with pictures and video. Study material and reading material for Structure of Atom SiteMap

K2Questions.com

5th Standard 6th Standard 7th Standard 8th Standard 9th Standard 10th Standard 11th Standard 12th Standard
 


Science 9th Standard Topics

Unit-1 Food
organic farming
Plant and animal breeding
Plants protection from pests and diseases
use of fertilizers manures


Unit-2 Matter Nature and Behaviour
Structure of atom
Particle nature basic units
Nature of matter
Mole Concept
Isotopes and isobars
Heterogenous and homogenous mixtures
Electrons protons and neutrons
Definition of matter solid liquid and gas
characteristics of matter
change of state of matter
Atomic and molecular masses


Unit-3 Organization in the living world.
Pulse polio programmes
Principles of treatment and prevention
Major groups of animals
Infectious and Non infectious diseases
Health and diseases
Diversity of plants and animals
Diseases caused by microbes
Cell Basic Unit of life
Biological Diversity
Unit-3-Organization-in-the-living-world




Structure of Atom


Structure of Atom:

Structure of atom is divided in to two parts, 1.Nuclear part 2. Extra Nuclear part.
1. Nuclear part :
The space occupied by the proton and neutron is known as Nuclear part.
2.Extra Nuclear part :
The space occupied by the electron is named as Extra-Nuclear part.

Models of Atom :

1. Dalton model. John dolton a danish english proffessor is reffered as the father of modern atomic theories . According to his theory,

  • Atoms are spherical in shape.
  • All elements are made up of atoms
  • Atoms of an element have same mass.
  • Atoms of different element posses different mass.

Atoms can neither be created nor be destroyed and it is indivisible.

2. J.J.Thomson model. Joseph John Thomson the discoverer of electron proposed a theory on atom model called plum pudding atom model.According to his theory electrons are embedded on uniform positive sphere like Plum pudding.The following figure will give you an idea on his plum pudding atom model.

3. Rutherford model. Ernest Rutherford was a student of J.J.Thomson at the Cavandish Loboratory in England.After dedicated study on Alpha Scatering Experiment he proposed his atom model.According to his nuclear atomic model

  • Most of the atomic mass is concentrated in the central dence region called nucleus.
  • most of the space in atom is empty.
  • nucleus is positively charged comprised of neutrons and protons.

 

Electrons revolve around nucleus.




Watch Video on: Structure of Atom:


Questions

Articles

Question Paper

Free Books Download

Free Videos

5th Standard Questions 5th GRADE Articles 5th GRADE Question Paper 5th GRADE Free Books Download 5th GRADE Free Videos
6th Standard Questions 6th GRADE Articles 6th GRADE Question Paper 6th GRADE Free Books Download 6th GRADE Free Videos
7th Standard Questions 7th GRADE Articles 7th GRADE Question Paper 7th GRADE Free Books Download 7th GRADE Free Videos
8th Standard Questions 8th GRADE Articles 8th GRADE Question Paper 8th GRADE Free Books Download 8th GRADE Free Videos
9th Standard Questions 9th GRADE Articles 9th GRADE Question Paper 9th GRADE Free Books Download 9th GRADE Free Videos
10th Standard Questions 10TH GRADE Articles 10TH GRADE Question Paper 10TH GRADE Free Books Download 10TH GRADE Free Videos
11th Standard Questions 11TH GRADE Articles 11TH GRADE Question Paper 11TH GRADE Free Books Download 11TH GRADE Free Videos
12th Standard Questions 12TH GRADE Articles 12TH GRADE Question Paper 12TH GRADE Free Books Download 12TH GRADE Free Videos
BA Questions BA DEGREE Articles BA DEGREE Question Paper BA DEGREE Free Books Download BA DEGREE Free Videos
BCOM Questions BCOM DEGREE Articles BCOM DEGREE Question Paper BCOM DEGREE Free Books Download BCOM DEGREE Free Videos
BSC Questions BSC DEGREE Articles BSC DEGREE Question Paper BSC DEGREE Free Books Download BSC DEGREE Free Videos
LLB Questions LLB DEGREE Articles LLB DEGREE Question Paper LLB DEGREE Free Books Download LLB DEGREE Free Videos
BBM Questions BBM DEGREE Articles BBM DEGREE Question Paper BBM DEGREE Free Books Download BBM DEGREE Free Videos
MA Questions MA DEGREE Articles MA DEGREE Question Paper MA DEGREE Free Books Download MA DEGREE Free Videos
MCOM Questions MCOM DEGREE Articles MCOM DEGREE Question Paper MCOM DEGREE Free Books Download MCOM DEGREE Free Videos
MSC Questions MSC DEGREE Articles MSC DEGREE Question Paper MSC DEGREE Free Books Download MSC DEGREE Free Videos
LLM Questions LLM DEGREE Articles LLM DEGREE Question Paper LLM DEGREE Free Books Download LLM DEGREE Free Videos
MBA MARKETING Questions MBA MARKETING Articles MBA MARKETING Question Paper MBA MARKETING Free Books Download MBA MARKETING Free Videos
MBA FINANCE Questions MBA FINANCE Articles MBA FINANCE Question Paper MBA FINANCE Free Books Download MBA FINANCE Free Videos
MBA HR Questions MBA HR Articles MBA HR Question Paper MBA HR Free Books Download MBA HR Free Videos
MBA OPERATIONS Questions MBA OPERATIONS Articles MBA OPERATIONS Question Paper MBA OPERATIONS Free Books Download MBA OPERATIONS Free Videos
MBA SYSTEMS Questions MBA SYSTEMS Articles MBA SYSTEMS Question Paper MBA SYSTEMS Free Books Download MBA SYSTEMS Free Videos


About us | SiteMap | Terms of use | Privacy Policy | Disclaimer | Contact us | ©2010 K2Questions.com

Structure of Atom – Explained With Video and pictures. CBSE Class 9 grade Standard Science Structure of Atom with Video, learn by reading and watching Structure of Atom, Structure of Atom for class XIth, Easy to understand Structure of Atom, Class 9 standard video, a way to learn Structure of Atom, learn from the best, Structure of Atom explained with pictures and video. Study material and reading material for Structure of Atom