ChemistryQ1–100 of 606 questions
Page 1 of 7 · Gujarati

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| પેટાકોષ | $4s, 4p, 4d, 4f$ |
| કુલ $e^-$ | $2+6+10+14=32$ |
| $s=+\frac{1}{2}$ સાથે કુલ $e^-$ | $1+3+5+7=16$ |
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| $3d$ રચના | $\text{અયુગ્મિત ઇલેક્ટ્રોન}$ $(n)$ |
| $3d^7$ | $3$ |
| $3d^8$ | $2$ |
| $3d^3$ | $3$ |
| $3d^6$ | $4$ |
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| પ્રયોગ | $1$ | $2$ | $3$ |
|---|---|---|---|
| $[HI] \ (mol \ L^{-1})$ | $0.005$ | $0.01$ | $0.02$ |
| દર $(mol \ L^{-1} \ s^{-1})$ | $7.5 \times 10^{-4}$ | $3.0 \times 10^{-3}$ | $1.2 \times 10^{-2}$ |
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| $LIST-I$ (પદાર્થો) | $LIST-II$ (રહેલ તત્વ) |
| $A$. ઝિગલર ઉદ્દીપક | $I$. રોડિયમ |
| $B$. રુધિર રંજકદ્રવ્ય | $II$. કોબાલ્ટ |
| $C$. વિલ્કિન્સન ઉદ્દીપક | $III$. આયર્ન |
| $D$. વિટામિન $B_{12}$ | $IV$. ટાઇટેનિયમ |
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| List-$I$ (બાયોપોલિમર) | List-$II$ (મોનોમર) |
|---|---|
| $A$. સ્ટાર્ચ | $I$. ન્યુક્લિયોટાઇડ |
| $B$. સેલ્યુલોઝ | $II$. $\alpha$-ગ્લુકોઝ |
| $C$. ન્યુક્લિક એસિડ | $III$. $\beta$-ગ્લુકોઝ |
| $D$. પ્રોટીન | $IV$. $\alpha$-એમિનો એસિડ |
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| List-$I$ (સંયોજન) | List-$II$ ($pK_a$ મૂલ્ય) |
| $A$. ઇથેનોલ | $I$. $10.0$ |
| $B$. ફિનોલ | $II$. $15.9$ |
| $C$. $m$-નાઇટ્રોફિનોલ | $III$. $7.1$ |
| $D$. $p$-નાઇટ્રોફિનોલ | $IV$. $8.3$ |
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