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CBSE Class 12 Physics 2023 Outside Delhi Set 2 Paper

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Question : 5 of 13
Marks: +1, -0
Which one of the following elements will require the highest energy to take out an electron from them?
Pb,Ge,C\mathrm{Pb}, \mathrm{Ge}, \mathrm{C} and Si\mathrm{Si}
Carbon has the highest ionisation energy among the form elements.
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