MCQ
Subunits present in haemoglobin are
- A$2$
- B$3$
- ✓$4$
- D$5$
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$(II)$ $1,3-$dihydroxy benzene
$(III)$ $1,4-$dihydroxy benzene
$(IV)$ Hydroxy benzene
The increasing order of boiling points of above mentioned alcohols is