the periodic table student fill in
TRANSCRIPT
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The Periodic Table
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The Periodic Table
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The Table in General
• Columns – Called _________________– Elements in a family have similar __________
& ______________ properties– As you go from the top to the bottom of the
column the elements get _______________.
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Draw an arrow down Column 1
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The Table in General• Rows
– Called _______________– First element in a period is a very _________
____________________________________– Last element in a family is a very _________
____________________________________– Elements get less _______ as you move right
• Reactive means to loose electrons
– Elements become less __________________ as you move to the right
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Draw an arrow across period 4
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Alkali Metals
• ________ electron in the valence shell– Valence means the ____________ shell
• Soft less dense metals• Most reactive of all metal
– Reactive means ___________________
• React with __________ to form bases• Never found free, ________, in nature• Used to make soap, salt, baking soda
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Alkaline Earth Metals
• _______ electrons in the valance shell
• Harder, higher melting point, more dense than ___________ (column 1)
• Very reactive
• Never found free in nature
• Free means_____________________ ______________________________
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Transition ElementsCircle any element in this area that you can
name a use for.
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Transition Elements• ___________ conductors of heat and electricity• Higher melting point than first two families• The first two families are:
1. _________________ 2. _______________• Some are ____________ & _______________ • Some combine with oxygen to form oxides• Form brightly colored compounds• List items that are made from transition elements:
___________________________________________
_____________________________________________
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Rare Earth Elements
• 1st Row Lanthanide Series– Soft, malleable, great conductors, used to make alloys:
___________________________________________________________
• 2nd Row Actinide Series – all but three are synthetic: _____________________________.– Box the ones you know. What are they used for?
___________________________________________________________
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Boron Family
• Three electrons in the valance shell• The valence shell is the ____________
____________________________________• Collection of "odd ducks"
– boron is a metalloid – aluminum, gallium, indium and thallium are poor
metals
• Aluminum is the ______________ most abundant element on earth.
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Carbon Family
• ___________ valence electrons• Form organic compounds
– Organic means ___________________
• Silicon is the _______________ most abundant element on earth
• Tin resists Oxidation and Corrosion– Oxidation is ______________________– Corrosion is ______________________
• Lead is very dense and poisons
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Nitrogen Family
• Five electrons in the Valance shell.
• Stable which means it does not ______________________________
• Nitrogen is the most abundant in earths atmosphere. Uses: Fertilizer, dyes, explosives Ex NH3 (Ammonia)
• Phosphorus: _______________
• Arsenic: Rat Poison
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Oxygen Family
• ____________ outer electrons • Oxygen _________________, which
means that _____________________ and is very reactive, combines with many other elements
• Sulfur, Selenium, Tellurium: __________, which means that ______ _______________________________ combine easily with other elements
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Halogen Family
• ___________ valence electrons.
• Most chemically reactive ____________
• Never found free or _________ in nature
• ________ melting and boiling point
• As gases they form diatomic elements ex. F2, Cl2
• Diatomic means that _______________ ________________________________
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Noble Gas Family
• _______ valance shell, He 2 electrons Ne, Ar, Kr, Xe, Rn all have 8 electrons
• Inert means it ___________________ ______________________________
• He- balloons, Ne- signs, Ar- fill in windows, Xe- photographic lamps, Rn- Treats cancer
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Hydrogen (no family)
• _____________ valance electron
• Highly reactive which means _______ ______________________________
• Highly combustible which means ____ ______________________________
• Colorless odorless gas at room temperature
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Follow the following directions.
• Draw in the step ladder.
• Mark the Metalloids with diagonal lines.
• Mark the non-metals with dots.
• Be sure that the key on the next slide is filled in with the color and the name of the family.
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Periodic Table Key__________________________________
__________________________________
__________________________________
__________________________________
__________________________________
__________________________________
__________________________________
_____________________________________________________________
__________________________________
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Properties of a metal. • Physical
– Superior electric and thermal conductivity– High luster– High density– MalleableExamples of these types of metals________________________________________________– Some metals are reactive, low density, low
hardness, low melting pointExamples of these types of metals________________________________________________
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Properties of a metal.
• Chemical– Form ________________ charges ions– Oxidize easily: Oxidation is to ____________.– React with acid. For example_____________
______________________________________– Some react with water to form a base.
For example____________________________
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Properties of a non-metal
• Chemical– Form ____________ charged ions
• Physical– Brittle when solid– Most are _____________ & ______________
(Bromine is a liquid)– Not thermally or electrically conductive– Lower melting points and boiling points than
metals
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• Vertical lines______________________________
• Horizontal rows____________________________
• Elements on the zigzag______________________
• Elements on the top right____________________
• 1 valance electron reactive family______________
• 2 valance electron reactive family______________
• 3-12 families ______________________________
• Elements that form salts_____________________
• Elements that do not react___________________
• Elements that are pulled out from the Periodic table___________________________________
• Element that is all alone_____________________
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Read the Element
77
IrIridium
192.217
9
6
28183215
2
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Example Element
1. Element: _______________2. Symbol: ________________3. Atomic mass: _____________4. Atomic number:______________5. Family: _______________6. Period: ____________7. Number of total electrons: _________8. Number of valance electrons: _______