MCQ
Borax has the molecular formula
- A$Na_2[B_4O_3(OH)_4].6H_2O$
- B$Na_2[B_4O_5(OH)_4].6H_2O$
- ✓$Na_2[B_4O_5(OH)_4].8H_2O$
- D$Na_2[B_4O_6(OH)_2].8H_2O$
Formula of borax is $Na _2\left[ B _4 O _5( OH )_4\right] \cdot 8 H _2 O$.
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$1.$ The product $X$ is
mcq $Image$
$2.$ The correct statement with respect to product $Y$ is :
$(A)$ It gives a positive Tollens test and is a functional isomer of $X$.
$(B)$ It gives a positive Tollens test and is a geometrical isomer of $X$.
$(C)$ It gives a positive iodoform test and is a functional isomer of $X$.
$(D)$ It gives a positive iodoform test and is a geometrical isomer of $X$.
Give the answer question $1$ and $2.$

[Given : $\mathrm{R}=0.083 \mathrm{~L} \mathrm{bar} \mathrm{mol}^{-1} \mathrm{~K}^{-1}$ ]
Assume complete dissociation of $\mathrm{NaCl}$