Question

Which of the following statements is/are CORRECT?
1/ For any element, the second ionization energy is larger than the first ionization energy.
2/ Ionization energy is a positive value for all elements.
3/ Ionization energy increases down a group of the periodic table.
A.1 only
B.2 only
C.3 only
D.1 and 2
E.1, 2 and 3

Answer

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