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Periodic Trends: Ionic Radius

Q. Arrange the following isoelectronic series in order of increasing atomic radius: Se^2-, As^3-, Rb^+, and Br^-. Rank ions from smallest to largest. To rank items as equivalent, overlap them.

Solved • Feb 3, 2020

Periodic Trends: Ionic Radius

Q. A water sample contains Mg2+, Ca2+, Na+, and K+. The water sample is placed in contact with beads that have negative charges. Use Coulomb’s law to determine which ion has the strongest attraction to the beads. A. Ca2+ B. K+ C. Mg2+ D. Na+

Solved • Nov 15, 2019

Periodic Trends: Ionic Radius

Q. Re-order each list in the table below, if necessary, so that the atoms or ions in it are listed in order of decreasing size.

Solved • Nov 9, 2019

Periodic Trends: Ionic Radius

Q. 15. Order the following species in an isoelectronic series in increasing ionic radius: Cl^-, Ar, and P^3-

Solved • Sep 25, 2019

Periodic Trends: Ionic Radius

Q. Let X be a hypothetical element. Which of the following would be the largest? a. X2- b. X2+ c. X+ d. X- e. X

Solved • Oct 14, 2019

Periodic Trends: Ionic Radius

Q. Consider the relation shown for the radius of the species indicated. Which choice presents a valid comparison? a) Na > Na^+ b) Ca^2+ > Ca^+ c) Cl > Cl^- d) S^- > S^2-

Solved • Oct 14, 2019

Periodic Trends: Ionic Radius

Q. The following ions contain the same number of electrons. Rank them in order of decreasing ionic radii. Rank from largest to smallest radius. To rank items as equivalent, overlap them.

Solved • Oct 14, 2019