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What counts for similar chemical properties
-Chemical
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An elements location in the periodic table is related to its
-electron arrangement
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What is an ion
-charged particle
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What is a cation
-positive charge
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What is a antion
-negative charge
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What are the tree main categories of elements.
- -metals
- -nonmetals
- -semiconductor(metalloids)
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elements in own family (group) have similar _______
-properties
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What does each element have in common
-elements in a family have same # of valence electrons
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What are the families of metals
- -Alkali metals
- -Alkaliine-earth metals
- -Transition Metals
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What group is the alkaline metals located in and the # of valence electrons
-
What group is the alkaline-earth metals located in and the # of valence electrons
-
What group is the Transition metals located in and the # of valence electrons
-
What group is the Halogen located in and the # of valence electrons
-
What group is the noble gases located in and the # of valence electrons
-
Why are alkali metals so reactive
- caz they have only 1 valence electron that is easily removed
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What metal group is soft and shiny.
-Alkali Metals
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__________ are less reactive than alkaline metals, but still react
-Alkaline-Earth Metal
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This type of metal is found in limestone and in the human body
-Alkaline-Earth Metal
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This metal family is commly used in fireworks
-Alkaline-Earth Metal
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With the exception of mercury, ______ metals are harder, denser, and have higher melting points than all other metal types
-Transition
-
-
What are the families of nonmetals
-
What group or family exist as a single atom instead of molecules
-Noble gases
-
this group is inert or unreactive, caz their 1st and 2nd orbital are filled.
-Noble gases
-
________ do not form ions or compounds
-Noble gases
-
With addition of single electrons, ________ become stable
-halogens
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This family easily combines to form salts.
-Halogens
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This group and its compounds are plentiful on earth
-nonmetals
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________ family is gases or brittle at room temp
-nonmetals
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This group is non-maleable or ductile.
-non-metals
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______ forms many compounds and super plentiful
-Carbon
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__________ are able to cunduct heat and electricity, but uonly nder certain conditions
-Semiconductors
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Group 1 elements form _ ion
+
-
Group 17 elements form _ ion
-
-
an element or compound that conducts current better that an insulator does but not as well as a conductor does
Semiconductory (metalloids)
-
An element that conducts heat and electricity poorly
Nonmetal
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An element that is shiny and that conducts heat and electricity well
-Metal
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Periodic table is aranged by
-atomic #
-
Periodic Law is.
-Things repeat.
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What is most abundant metaloid
-Silicon
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