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WorksheetsTrends in the Periodic Table
Total questions: 5
Worksheet time: 4mins
Among these metals, which is the LEAST reactive?
Fe
Mg
Ca
Na
The ionization energy of an element is the amount of energy required to remove an electron from an isolated atom or molecule. Based on the trend, which of the following indicates the correct DECREASING order of ionization energy?
Li > Na > K > Cs
Na > K > Li > Cs
Li > K > Na > Cs
Cs > K > Na > Li
Generally, metals have the largest ____________.
atomic radius and electronegativity
electronegativity and ionization energy
atomic radius
ionization energy and electron affinity
Electronegativity __________ from left to right within a period and __________ from top to bottom within a group.
decreases, increases
increases, increases
increases, decreases
decreases, decreases
Arrange the following atoms based on INCREASING atomic size
Rb<Cs<Be<Mg
Mg<Be<Cs<Rb
Cs<Rb<Mg<Be
Be<Mg<Rb<Cs
