Which of the following statements is/are correct??

Question

**Options:**
- **A.** All substances have magnetic properties
- **B.** There are substances in which all electron spins are paired
- **C.** There are substances in which one or more electrons have unpaired spins
- **D.** The greater the number of unpaired electrons, the greater is Paramagnetism per mole of 
       substance

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**Difficulty:** EASY | **Chapter:** Atomic Structure | **Topic:** Intro, Dalton's theory, discharge tube & oil drop experiments, Rutherford scattering

Accepted Answer

## ✅ Correct Answer: **A,B,C,D**

### 📖 Detailed Explanation:
**Solution:**

This question has **multiple correct answers**.

**Analyzing each option:**

(A) ✓ All substances have magnetic properties...
(B) ✓ There are substances in which all electron spins are paired...
(C) ✓ There are substances in which one or more electrons have unp...
(D) ✓ The greater the number of unpaired electrons, the greater is...

**Correct Options: A,B,C,D**

**Approach:**
- Evaluate each statement independently
- Multiple options can be correct simultaneously
- Check all options against atomic structure principles

**Answer: A,B,C,D**

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Which of the following statements is/are correct??

Official Solution

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