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4108158
Magnesium
Description
Homework for science
No tags specified
magnesium
periodictable
chemistry
science
gcse
Mind Map by
Lenna Nolan
, updated more than 1 year ago
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Created by
Derek Cumberbatch
almost 9 years ago
Copied by
Lenna Nolan
almost 9 years ago
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Resource summary
Magnesium
Annotations:
http://www.periodicvideos.com/videos/017.htm
http://www.periodicvideos.com/videos/012.htm
Group IIA, alkaline earth metals
barium (Ba)
strontium (Sr)
calcium (Ca)
radium (Ra).
beryllium (Be)
Symbol: Mg
Sources:
in nature only found in combined state
e.g. Magnesite; dolomite
in fish, and green vegetables
Uses:
Burning magnesium - light for flashes and fireworks
insulation
milk of magnesia
Name comes from:
Mineral Magnesia, the name of a district in Ancient Greece
Atomic number: 12
Number of protons: 12
Number of electrons: 12
Number of neutrons: 12
Atomic mass: 24.305
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