MCQ - CBSE Class 9 Science Why atomic number is considered as better fundamental attribute of an element ? State the reason. 09/29/2023 Ajit kumar 63 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Find out the valency of an element ‘X’ having atomic number 16. 09/29/2023 Ajit kumar 78 Views 0 Comments Read more
MCQ - CBSE Class 9 Science (a) What are isobars ? (b) Atomic number of an element Y is 17. 09/29/2023 Ajit kumar 68 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Give reasons for the following: 09/29/2023 Ajit kumar 83 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Explain why did Rutherford select a gold foil in his alpha scattering experiments ? 09/29/2023 Ajit kumar 88 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Name the three subatomic particles of an atom. 09/29/2023 Ajit kumar 66 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Rutherford designed an experiment to determine the structure of an atom. Answer the following in relation to this experiment: 09/29/2023 Ajit kumar 66 Views 0 Comments Read more
MCQ - CBSE Class 9 Science State three features of the nuclear model of an atom put forward by Rutherford. 09/29/2023 Ajit kumar 70 Views 0 Comments Read more
MCQ - CBSE Class 9 Science List applications of any three isotopes in various fields. 09/29/2023 Ajit kumar 72 Views 0 Comments Read more