Periodic Table & Trends

Which group of the periodic table is composed of inert (not reactive)  gases?

• alkali metals
• alkaline earth metals
• halogens
• noble gases

Which types of elements have intermediate properties of metals and nonmetals?

• metals
• nonmetals
• metalloids
• gases

Which group of elements are the most reactive metals?

• alkali metals
• alkaline earth metals
• halogens 
• noble gases

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Which element in period four is a metalloid?

• Silicon
• Gallium
• Arsenic
• Titanium

Which group of elements tends to make ions with a charge of +2?

• alkali metals
• alkaline earth metals
• halogens
• the nitrogen group

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Rows on the period table are called _____ while columns are called _____.

• groups, families
• groups, periods
• periods, groups
• families, groups

Who is responsible for the modern day arrangement of the periodic table?

• Mendeleev
• Moseley
• Dalton
• Democritus

Mendeleev identified that when properly arranged, the properties of the elements repeat in a predictable way.  This phenomena is referred to as

• Ionization energy
• Electronegativity
• Irony
• Periodicity

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An element with five valence electrons is

• phosphorus
• oxygen
• beryllium
• rubidium

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The elements that occupy the "f block" on the periodic table are referred to as

• nonmetals
• transition metals
• inner transition metals
• metalloids