- 1(current)
Q. No.Copper on heating with concentrated HNO3 produces:
1. Cu(NO3)2 and NO
2. Cu(NO3)2, NO and NO2
3. Cu(NO3)2 and N2O
4. Cu(NO3)2 and NO2
Subtopic: Â Group 15 - Preparation, Properties & Uses |
 67%
From NCERT
NEET - 2016
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NEET 2026 - Target Batch - Vital
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The correct statement about given acids is:
| 1. | Phosphinic acid is a monoprotic acid while phosphonic acid is a diprotic acid. |
| 2. | Phosphinic acid is a diprotic acid while phosphonic acid is a monoprotic acid. |
| 3. | Both are triprotic acids. |
| 4. | Both are diprotic acids. |
Subtopic: Â Group 15 - Preparation, Properties & Uses |
 65%
From NCERT
NEET - 2016
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NEET 2026 - Target Batch - Vital
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The product obtained as a result of a reaction of nitrogen with CaC2 is:
1. CaCN
2. CaCN3
3. Ca2CN
4. CaCN2
Subtopic: Â Group 15 - Preparation, Properties & Uses |
 60%
NEET - 2016
To view explanation, please take trial in the course.
NEET 2026 - Target Batch - Vital
Hints
To view explanation, please take trial in the course.
NEET 2026 - Target Batch - Vital
Which is the correct statement for the given acids?
| 1. | Phosphinic acid is a monoprotic acid while phosphonic acid is a diprotic acid |
| 2. | Phosphinic acid is a diprotic acid while phosphonic acid is a monoprotic acid |
| 3. | Both are triprotic acids |
| 4. | Both are diprotic acids |
Subtopic: Â Group 15 - Preparation, Properties & Uses |
 71%
From NCERT
NEET - 2016
To view explanation, please take trial in the course.
NEET 2026 - Target Batch - Vital
Hints
To view explanation, please take trial in the course.
NEET 2026 - Target Batch - Vital
- 1(current)
Q. No.
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