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Periodic Trends • Chemistry
Set 2 — Foundation
Which element has the highest electronegativity in the periodic table?
Fluorine (F)
Oxygen (O)
Chlorine (Cl)
Nitrogen (N)
Which of the following elements has the largest atomic radius?
Lithium (Li)
Sodium (Na)
Potassium (K)
Rubidium (Rb)
Arrange the following elements in order of increasing ionization energy: Na, Mg, Al.
Na < Al < Mg
Mg < Na < Al
Al < Na < Mg
Na < Mg < Al
Which element is least likely to form a negative ion?
Fluorine (F)
Oxygen (O)
Nitrogen (N)
Boron (B)
Which element is most likely to lose electrons and form a cation?
Sodium (Na)
Chlorine (Cl)
Oxygen (O)
Helium (He)
Rank the following elements by decreasing metallic character: Al, Si, P.
Al > Si > P
Si > Al > P
P > Si > Al
Si > P > Al
Which of these elements has the highest ionization energy?
Neon (Ne)
Argon (Ar)
Krypton (Kr)
Xenon (Xe)
Which of the following elements has the smallest electronegativity?
Cesium (Cs)
Francium (Fr)
Barium (Ba)
Radon (Rn)
Order these elements by increasing atomic number: Carbon (C), Oxygen (O), Nitrogen (N).
C < N < O
N < C < O
O < N < C
C < O < N
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Which element has the lowest ionization energy?
Lithium (Li)
Sodium (Na)
Potassium (K)
Rubidium (Rb)