Anuja Ranjan Classes

One simple pattern to make a whole list of elements stick in your head📚🙏🏽

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chemistry tricks, periodic table elements, class 9 chemistry, memorisation techniques, science learning

No better way to explain the atom timeline! From Dalton’s idea of a solid sphere to Bohr’s model with fixed energy levels, each scientist added a new layer to how we understand atoms today💪🏽

If you remember the sequence and logic, this chapter becomes much easier than memorising random models.

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atomic models timeline, dalton thomson rutherford bohr, class 9 chemistry atoms, structure of atom