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Why does the ionization energy change when moving down a group of elements?

The number of valence electrons increases.
The nuclear positive charge increases.
The energy levels are increasing.
The attractive force decreases as the atom gets larger.

2 Answers

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Answer:

The attractive force decreases as the atom gets larger.

Step-by-step explanation:

User John Rand
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Answer:

D) The attractive force decreases as the atom gets larger.

Step-by-step explanation:

i did the lesson and tried all 3, all 3 times, this was the last one and only choice left so it has to be.

User Cadenzah
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