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| List-$I$ (पदार्थ) | List-$II$ (तुल्यांकी भार) |
|---|---|
| $A. Na_2CO_3$ | $I. M/5$ |
| $B. KMnO_4 / H^+$ | $II. M/3$ |
| $C. K_2Cr_2O_7 / H^+$ | $III. M/2$ |
| $D. KMnO_4 / H_2O$ | $IV. M/6$ |
| आइसोटोप | सापेक्ष प्रचुरता $(\%)$ | परमाणु द्रव्यमान $(u)$ |
|---|---|---|
| $^{12}C$ | $98.8$ | $12$ |
| $^{13}C$ | $1.18$ | $13.1$ |
| $^{14}C$ | $0.02$ | $14.1$ |
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