MCQ
The deficiency of vitamin ${B_1}$ causes
- ✓Beri-beri
- BScurvy
- CRickets
- DAnaemia
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| Element | Electronegative value |
| $W$ | $2.7$ |
| $X$ | $2.1$ |
| $Y$ | $0.8$ |
| $Z$ | $3.4$ |
The incorrect statement regarding given information is