Draw a simple diagram representing the atomic structure of an oxygen atom (atomic number 8, mass number 16). Label the nucleus, protons, neutrons, and electrons.
ChemistryClass 9CBSEAnswered 12 May 2026
Answer
The diagram should show a central nucleus with 8 protons and 8 neutrons. The first electron shell should contain 2 electrons, and the second electron shell should contain 6 electrons. All components should be clearly labeled.
Suggested Q&A
Chemistry · Class 9- ChemistryClass 9What are polyatomic ions? Give examples for Class 9.
- ChemistryClass 9Why are noble gases generally unreactive?
- ChemistryClass 9Discuss the role of the nucleus in determining the identity and stability of an atom.
- ChemistryClass 9What would be the charge of an atom that has 12 protons, 12 neutrons, and 10 electrons? Identify the element.
- ChemistryClass 9An element has an atomic number of 19. Predict its valency and explain your reasoning.
- ChemistryClass 9Explain the concept of 'electron cloud' in the modern atomic model, contrasting it with Bohr's fixed orbits.