Periodic Table of Elements
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The shape of the periodic table can be broken down into blocks according to the type of orbital occupied by what?
the highest energy electron in the ground state.
Periodic table and the electronic configurations predicted by quantum mechanics are?
Related
The periodic table is broken into
s, p, d, and f blocks.
What can be used to predict electronic configurations?
Structure of the Periodic Table
Elements of the same group have similar…
chemical and physical properties
• have the same number of valence electron. • form the same kinds of ions.
Elements in the same group
groups of elements in columns
Families
belongs to a family of its own; a diatomic, reactive gas
Hydrogen
Hydrogen is involved in the explosion of the…
Hindenberg
Hydrogen is promising as an alternative fuel source for…
automobiles
1st column on the periodic table (Group 1) not including hydrogen.
Alkali Metals
Alkali Metals are very reactive metals, always combined with something else in…
nature (like salt)
Alkali metals are ____ enough to cut with a butter knife
soft
Second column on the periodic table. (Group 2)
Alkaline Earth Metals
Alkaline Earth Metals are reactive metals that are always combined with _____ in nature.
nonmetals
Alkaline Earth Metals that are important mineral nutrients
Mg & Ca
Elements in group 13
Boron Family
once rare and expensive, not a “disposable metal.”
Aluminum metal
Elements in group 15
Nitrogen Family
makes up over ¾ of the atmosphere.
Nitrogen
Nitrogen and ______ are both important in living things.
Phosphorus
Phosphorus is seen in the tip of
Matches
Elements in group 16
Oxygen Family/Chalcogens
Necessary for respiration
Oxygen