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Copy of CI Skill Check #3.3 (Unit 2 Investigation 3 Experience 3) (7/30/2025)

Last updated 4 months ago
7 questions
Required
2

  1. Cations are always _________ than the parent atom and anions are always _________ than the parent atom.
Which terms best complete the sentence?

Required
2

Calcium is in Group 2, Period 4 of the periodic table. Which statement describes the charge of the ion it typically forms?

Required
2

The elements K, Ca, Se, Kr, and Ga all appear in Period 4 of the Periodic Table. Which arrangement, from left to right, orders them from largest to smallest in atomic size?

Required
1

Based on their definitions, ionization energy could be considered the opposite of:

Required
1

Compare the periodic trends for the following elements: Rubidium (Rb) and Oxygen (O). Which element has a lower electron affinity?

Required
1

Compare the periodic trends for the following elements: Rubidium (Rb) and Oxygen (O). Which element has a lower ionization energy?

Required
1

Compare the periodic trends for the following elements: Rubidium (Rb) and Oxygen (O). Which element has the smaller atomic radius?