CBSE Class 12 Chemistry Chapter-9 Competency-Based Questions With Answer Key 2024-25: The CBSE board has made available the competency-based questions for class 12. These questions can help the students to prepare for the exam effectively. The board has integrated competency-based questions in Class 12 exams to evaluate students' understanding, analytical abilities, and application of knowledge rather than just rote memorisation. We will provide the students with the competency-based questions for Chapter 9, the p-block elements.
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CBSE Class 12 Chemistry Chapter-9 The P-Block Elements Competency-Based Questions With Answer Key 2024-25
| Q.No | Question | Marks |
| Multiple Choice Question | ||
| Q.156 | Which of the following statements is/are true regarding the acidic strength of oxides? i) N2O3 is less acidic than N2O5 as the electron-withdrawing ability of nitrogen The +5 oxidation state is more than that in the +3 oxidation state. ii) P2O5 is more acidic than N2O5 as the electron-withdrawing ability of phosphorous is more than that of Nitrogen. iii) N2O3 reacts with water to give nitric acid which makes N2O3 the strongest oxo-acid of nitrogen. A. i only B. ii only C. i and ii only D. ii and iii only | 1 |
| Q.157 | Which of the following is the strongest reducing agent? A. I- B. I2 C. F- D. F2 | 1 |
CBSE Class 12 Chemistry Chapter-9 The P-Block Elements Competency-Based Questions Answer Key 2024-25
| Q.No | Answers | Marks |
| Q.156 | A. i only | 1 |
| Q.157 | A. I- | 1 |
Now, that the students have got the competency-based questions for Chapter 9, The P-Block Elements, they can easily start preparing for the exam to score well. Students can also take a look at these questions and answers while preparing Chapter 9 of Chemistry.
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