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Periodic Trends: Electronegativity
Related Topics
Wize University Chemistry Textbook > Periodic Table Trends
Summary of Periodic Table Trends
5 Activities
Choose the true statement:
The electronegativity of an element increases as the atomic radius increases
The more electronegative atom in a chemical bond holds a greater share of the electron density
Atomic radius increases across a period
Elements in a group have similar reactivity because they have the same number of core electrons
Fluorine is the least electronegative element
I don't know
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More Summary of Periodic Table Trends Questions:
Practice: Periodic Trends
1. Arrange the following elements in order of decreasing metallic character: Sr, N, Si, P, Ga, Al
2. Compare the 3rd IE of Ca, Sr and Y.
3. Na
+
has
ionic radius
102 pm and Li has
atomic radius
182 pm. Explain.
Periodic Trends: Z Effective
Which of the following periodic properties increases with the increase in effective nuclear charge across a period?
i. Ionization energy
ii. Electron affinity
Periodic Trends
Which of the following statements is correct about chlorine and phosphorus atoms?
A. The electron affinity of a chlorine atom is smaller than that of a phosphorus atom due to its smaller radius.
B. A chloride anion has higher electron affinity than a neutral chlorine atom.
Periodic Trends
Which statement about periodic properties is always true?
A. Electronegativity is defined as the desire an atom has for an electron.
B. High Electron affinity corresponds to a small exothermic electron attachment enthalpy.
Periodic Trends: Practice
Which of the choices below correctly identifies the relative size, electron affinity, and ionization energy of ground-state Cs, H, and N atoms?