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ECAT 2026 Practice Test Chemistry Atomic Structure Free Quiz 2
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ECAT 2026 Practice Test Chemistry Atomic Structure Free Quiz 2
Practice ECAT 2026 Practice Test Chemistry MCQs from Atomic Structure. Get instant results with Explanation.
Practice Quiz 2 for "Atomic Structure" (Chemistry). Total 65 MCQs available, split into 7 quizzes. Test your understanding of core concepts. This area is highly tested in ECAT. Practice these MCQs repeatedly to ensure you don't lose valuable marks on exam day.
General5 MCQs
11. The mass of a proton is approximately:
12. The mass of a neutron is approximately:
13. The e/m ratio of cathode rays was determined by:
14. The charge on an electron was measured by:
15. The gold foil experiment was performed by:
General5 MCQs
16. Rutherford's gold foil experiment led to the discovery of:
17. The atomic model proposed by Rutherford was:
18. The plum pudding model was proposed by:
19. The Bohr model of the atom introduced the idea of:
20. The energy of an electron in the Bohr orbit is given by:

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ECAT

Conducting Body: UET
Frequency: Quarterly | Time: 100 Minutes
Negative Marking: No

⚡ Test Pattern (Total: 100 MCQs):

Merit Formula: Typically, the aggregate is calculated as: (ECAT × 33.33%) + (FSc Part-I × 16.67%) + (Matric × 50%). However, the respective university may revise its merit calculation formula or admission criteria from time to time. Please confirm the official criteria before applying.

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