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A table of the chemical elements that is arranged to display their periodic properties in relation to their atomic numbers.
Periodic law of the elements
Periodic table of the elements
Periodicity
Family
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The properties of the elements vary with their atomic numbers in a periodic way
Periodicity
Periodic law of the elements
Periodic table of the elements
Family
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An element that is typically dense, solid, ductile, malleable, highly conductive, and chemically reactive; have few valence electrons and comprise almost three-fourths of all elements
Non metal
Metalloid
Metal
Alkali metal
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An element that typically has four or more valence electrons. It may be a gas, a liquid, or a dull, brittle solid at standard conditions. They are generally poor conductors, and their chemical activity is highly variable, from very reactive to inert
Non metal
Metal
Metalloid
Alkali metal
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An element that is neither a metal nor a nonmetal that can display some characteristics of either under certain conditions
Non metal
Metal
Metalloid
Alkali metal
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Elements having the same valence electron structure and often similar chemical properties. Elements in this reside in a column on the periodic table. These are named by the element at the top of the column
Class
Family
Period
Group
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An element in Group 1A of the periodic table; a strongly reactive metal with an oxidation number of +1
Alkali Metal
Alkaline-earth metal
Carbon Family
Nitrogen Family
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An element in Group 2A of the periodic table; a very reactive metal having an oxidation number of +2
Alkali Metal
Nitrogen Family
Alkaline-earth metal
Carbon Family
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Group 4A of the periodic table. The elements have variable chemical activity and usually have an oxidation number of +4 or -4, depending on the other elements they bond with
Alkaline-earth Metal
Alkali Metal
Carbon Family
Nitrogen Family
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Group 5A of the periodic table. The chemical activity of this group is highly variable. Several elements have as many as eight different oxidation numbers
Nitrogen Family
Transition Element
Carbon Family
Oxygen Family
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A metal element found in the B-subgroups of the periodic table
Nitrogen Family
Transition Element
Oxygen Family
Carbon Family
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Group 7A of the periodic table. Very chemically reactive elements that usually have an oxidation number of -1.
Noble Gases
Nitrogen Family
Carbon Family
Halogen Family
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An element in Group 8A of the periodic table. These elements are essentially inert, monatomic gases with an oxidation number of 0.
Halogen Family
Oxygen Family
Noble Gas
Alkaline earth metals
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A horizontal row in the periodic table of the elements.
Period
Group
Family
Series
- Multiple ChoicePlease save your changes before editing any questions.How is atomic number determined?the number of electrons in an atomthe sum of protons plus neutronsthe sum of protons, neutrons, and electronsthe number of protons in an atom
- Multiple ChoicePlease save your changes before editing any questions.When you add the number of protons and the number of neutrons, you get the...number of quarksatomic mass unit (amu)average atomic massmass number
- Multiple ChoicePlease save your changes before editing any questions.How are atoms arranged in the Periodic Table?Atomic number, increasing by oneAlphabeticallyAccording to their Latin namesBy mass number
- Multiple ChoicePlease save your changes before editing any questions.Families (Groups) have what in common?they have the same number of electrons in the outer shellthey are lined into rows on the Periodic Tablethey share the same mass numbertheir chemical composition is the same
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Elements in the same _________ have the same number of valence electrons.
group
period
shell
orbital
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____________ determine chemical properties.
Electrons
Neutrons
Protons
Valence electrons
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Created the first periodic table
Dmitri Mendeleev
Henry Moseley
Niels Bohr
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Vertical columns in the period table.
Groups
Periods
Transitions
Metalloids
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Found along the "stair-step" of the period table.
Metals
Nonmetals
Metalloids
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Elements that are usually gases at room temperature.
Metals
Nonmetals
Metalloids
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Elements that are created by scientists in a lab are called
Quarks
Synthetic
Supernova
Metalloids
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a law that states that the repeating chemical and physical properties of elements change periodically with the atomic number of the element.
Gas Law
Periodic Law
Boyle's Law
Charle's Law
- Multiple ChoicePlease save your changes before editing any questions.Which of the following is a physical characteristic of a metal?texturemalleablebrittlesemi-conductor
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How many protons does this element have?40212041 - Multiple ChoicePlease save your changes before editing any questions.Ar represents the element ...ArsenicAluminumArgonOxygen
- Multiple ChoicePlease save your changes before editing any questions.B represents the element ...BoronBismuthBerylliumBarium
- Multiple ChoicePlease save your changes before editing any questions.Mn represents the element ...ManganeseMagnesiumMendeleviumMolybdenum
- Multiple ChoicePlease save your changes before editing any questions.Rows on the period table are called _____ while columns are called _____.groups, familiesgroups, periodsperiods, groupsfamilies, groups