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In periodic table more 75% of elements are metallic in nature such as gold, silver, platinum, mercury, uranium, aluminum, sodium and calcium. Metals are placed ...
Jun 14, 2013
May 27, 2014
Here we present a
The first word is the name of the nonmetal with a Greek prefix that shows us the
number of atoms of nonmetal, the second word is the name "
Describes and explains the differences between the dioxides of carbon and
silicon, and looks at the trend in acid-base behaviour of the
Apr 14, 2016
Aug 27, 2008