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When $\alpha$-particle are sent through a thin metal foil, most of them go straight through the foil, because:

December 20, 2025
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Atomic StructureIntro, Dalton's theory, discharge tube & oil drop experiments, Rutherford scatteringEASYJEE Chemistry
When $\alpha$-particle are sent through a thin metal foil, most of them go straight through the foil, because: **Options:** - **A.** $\alpha$-particle are much heavier than electrons - **B.** $\alpha$-particle are positively charged - **C.** most part of the atom is empty space - **D.** $\alpha$-particle move with high velocity --- **Difficulty:** EASY | **Chapter:** Atomic Structure | **Topic:** Intro, Dalton's theory, discharge tube & oil drop experiments, Rutherford scattering

Official Solution

## ✅ Correct Answer: **C** ### 📖 Detailed Explanation: **Solution:** This question has **multiple correct answers**. **Analyzing each option:** (A) ✗ $\alpha$-particle are much heavier than electrons... (B) ✗ $\alpha$-particle are positively charged... (C) ✓ most part of the atom is empty space... (D) ✗ $\alpha$-particle move with high velocity... **Correct Options: C** **Approach:** - Evaluate each statement independently - Multiple options can be correct simultaneously - Check all options against atomic structure principles **Answer: C** --- *This is an official solution provided by Chem Mantra. For more chemistry questions and solutions, explore our [question bank](/courses).*

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Atomic StructureIntro, Dalton's theory, discharge tube & oil drop experiments, Rutherford scatteringEASYJEE Chemistry