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Class 12 Chemistry Practice Test: Dinitrogen - p Block Elements
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Class 12 Chemistry Practice Test: Dinitrogen - p Block Elements
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10 Questions

1. Nitrogen atom is represented at 147N. How many electrons does it need to attain the noble gas configuration?
2. Which oxide of nitrogen is released from car engines?
3. When liquid nitrogen is poured onto the hand, it slips away without affecting the hand actually. What is this phenomenon called?
4. What is the name of the natural process that is responsible for replenishing N2 back in the atmosphere from NO3–?
5. Why is nitrogen preferably used in welding process and cooling of substances?
6. How many stable isotopes does the nitrogen atom have?
7. Which of the following compounds can be used to obtain free nitrogen?
8. Why does nitrogen show anomalous properties with respect to other elements in group 15?
9. Why does nitrogen show anomalous properties with respect to other elements in group 15?
10. Which group does the name ‘pnictogens’ refer to?

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