MCQOPTIONS
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MCQOPTIONS
| 1. |
The example of a pair of isobar is |
| A. | \[_{1}{{\text{H}}^{1}}\,\text{and}{{\,}_{1}}{{H}^{2}}\] |
| B. | \[_{1}{{\text{H}}^{2}}\,\text{and}{{\,}_{1}}{{H}^{3}}\] |
| C. | \[_{1}{{\text{H}}^{3}}\,\text{and}{{\,}_{2}}H{{e}^{3}}\] |
| D. | \[_{1}\text{H}{{\text{e}}^{3}}\,\text{and}{{\,}_{1}}H{{e}^{4}}\] |
| Answer» D. \[_{1}\text{H}{{\text{e}}^{3}}\,\text{and}{{\,}_{1}}H{{e}^{4}}\] | |