CBSE Class 9 Chemistry Model of An Atom
Q.
The smallest unit of an element is the
Q.
Which of the following is not a subatomic particle of an atom?
Q.
Hydrogen is heavier than an electron by
Q.
Which of the following sub-particles of an atom is neutral?
Next Videos
- discovery of neutron
- Write an experiment to show that cathode ray travell in a straight line
- what are protons made of ?
- List important feature of Dalton atomic theory
- compare the properties of electron proton and neutron
- HELLO MAM, Can you explain me about the canal rays experiment with a diagram and also Can you tell me why the alpha scattering experiment is carried out in vaccum. THANK YOU.
- IS THE 1ST POSTULATE OF DALTON( all matter are made of very tiny particles called atom ) IS RIGHT?
- Who discovered canal rays? Describe the experiment of the discovery of canal rays in brief.
- Why is the mass of electrons ignored while calculating the atomic mass of an element?
- What are protons? Where are they located in the atom? How are they represented?
Kindly Sign up for a personalised experience
- Ask Study Doubts
- Sample Papers
- Past Year Papers
- Textbook Solutions
Sign Up
Verify mobile number
Enter the OTP sent to your number
Change