- Section 1
| 61. |
The organic reaction represented by equation CH3 - CH = O + H2NOH gives CH3 - CH - NH + H2O is an example of |
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| 62. |
The hottest part of the gas flame is known as |
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| 63. |
The half life period of an isotope is 2 hours. After 6 hours what fraction of the initial quantity of the isotope will be left behind? |
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| 64. |
The number of waves made by an electron moving in an orbit having maximum magnetic quantum number is +3 |
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