Class 9 Exam > Class 9 Videos > Science Class 9 > Atoms and Molecules
Atoms and Molecules Video Lecture | Science Class 9
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FAQs on Atoms and Molecules Video Lecture - Science Class 9
| 1. What is an atom? |  |
Ans. An atom is the smallest unit of matter that retains the properties of an element. It consists of a nucleus containing protons and neutrons, surrounded by electrons.
| 2. How do atoms combine to form molecules? | |
Ans. Atoms combine to form molecules through chemical bonding. This involves sharing, gaining, or losing electrons to achieve a stable electron configuration.
| 3. What is the difference between an atom and a molecule? | |
Ans. An atom is a single particle, while a molecule consists of two or more atoms chemically bonded together. Molecules have different properties than individual atoms.
| 4. Can atoms of different elements form a molecule? | |
Ans. Yes, atoms of different elements can combine to form molecules. These molecules are called compounds and have unique chemical properties based on the elements involved.
| 5. How do scientists study atoms and molecules? | |
Ans. Scientists study atoms and molecules using techniques such as spectroscopy, microscopy, and crystallography. These methods help determine the structure and behavior of atoms and molecules.
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Nov 23, 2024 Last updated |
Video Description: Atoms and Molecules for Class 9 2024 is part of Science Class 9 preparation.
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Video Lecture & Questions for Atoms and Molecules Video Lecture | Science Class 9 - Class 9 full syllabus preparation | Free video for Class 9 exam to prepare for Science Class 9.
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