MCQ
The highest oxidation state shown by manganese is ____________.
- A+5
- ✓+7
- C+6
- D+8
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| Column I | Column II | ||
| i. | Typhoid | a. | Streptococcus pneumonia |
| ii. | Ringworm | b. | Rhinovirus |
| iii. | Common cold | c. | Salmonella typhi |
| iv. | Pneumonia | d. | Trichophyton |
Reason: D.C. changes neither in magnitude nor in direction.