- Metals and Non-metals-Chemical properties of metals.
(a) Chemical reactions given by Non-metals i.e. their reaction with Oxygen, Water, Hydrogen, Acids, Salts and Halogens.
(b) Difference between covalent and ionic compounds.
Metals and Non-metals-Metallurgy.
- Brief description of processes involved in the extraction of less reactive, moderately reactive and highly reactive metals from their ores.Read More...
• Metals & Non-metals. Physical properties of Metals and Non-metals. Description of physical properties of Metals and non-metals.
· There are 118 chemical elements known to be present till May 2011.Read More...
Metals and non metals Worksheet-1
Fill in the blanks:
Metal form ______ ions so they are known as _______ Elements.
______ is the most abundant metal in the earth crust.
The second most abundant metal in the earth crust is ______.
Metals _______ heat and electricity.
Non-metals ________ heat and electricity.
Non-metals form ______ ions by ______ electrons.
______ is the most abundant non-metal in the earth’s crust.
All the non-metals are soft except ______.