Development of Atomic Models
Chemistry ⇒ Atomic Structure and the Periodic Table
Development of Atomic Models starts at 8 and continues till grade 12.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Development of Atomic Models.
How you perform is determined by your score and the time you take.
When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.
See sample questions for grade 9
According to the Bohr model, what happens when an electron jumps from a higher energy level to a lower one?
Describe one limitation of the Bohr model of the atom.
Describe the main idea of Dalton’s atomic theory.
Explain why the ‘plum pudding’ model was eventually rejected.
In the context of atomic models, what does the term ‘quantized’ mean?
In the context of atomic models, what is the significance of the gold foil experiment?
The ‘plum pudding’ model was proposed after the discovery of which subatomic particle?
What did Rutherford’s gold foil experiment demonstrate about the structure of the atom?
Which of the following experiments led to the discovery of the electron?
(1) Gold foil experiment
(2) Cathode ray tube experiment
(3) Oil drop experiment
(4) Alpha particle scattering experiment
Which of the following is NOT a feature of the Bohr model?
(1) Electrons move in fixed orbits.
(2) Electrons can jump between energy levels.
(3) The nucleus is made of protons and neutrons.
(4) Electrons are embedded in a positive sphere.
Which of the following is NOT a part of Dalton’s atomic theory?
(1) Atoms are indivisible.
(2) Atoms of different elements are different.
(3) Atoms can be created or destroyed in chemical reactions.
(4) Atoms combine in simple whole-number ratios to form compounds.
Which of the following is NOT true about Dalton’s atomic theory?
(1) Atoms are indivisible.
(2) Atoms of the same element are identical.
(3) Atoms can be divided into smaller particles.
(4) Atoms combine in simple ratios to form compounds.
Dalton’s atomic theory stated that atoms of the same element are ________.
Fill in the blank: According to Dalton, atoms cannot be ________ or ________.
Fill in the blank: The ________ model of the atom was replaced after the discovery of the nucleus.
Fill in the blank: The ________ model of the atom was replaced by the Bohr model.
True or False: According to Rutherford, most of the mass of the atom is concentrated in the nucleus.
True or False: J.J. Thomson’s model of the atom is also known as the ‘plum pudding’ model.
True or False: The Bohr model could explain the chemical properties of all elements.
True or False: The Bohr model explains the line spectra of hydrogen.
