Chemical Properties of Metals and Non-metals
Comparison of Chemical Properties of Metals and Non-metals:
Property
Metals
Non-metals
Reaction with Oxygen
Metal + Oxygen → Metal oxide
4Na(s) + O2(g) → 2Na2O(s)
4Al(s) + 3O2(g) → 2Al2O3
Metals form basic...
Physical Properties of Metal & Non-metal
Elements are classified broadly into two categories on the basis of properties:
Metals: Iron, Zinc, Copper, Aluminium etc.
Non – metals: Chlorine, Nitrogen, Hydrogen, Oxygen, Sulphur...
Salt in Daily Life
Common salt — A raw material for chemicals:
The common salt thus obtained is an important raw material for various materials of daily use, such...
Importance of pH in Everyday Life
Are plants and animals pH sensitive?
Our body works within the pH range of 7.0 to 7.8. Living organisms can survive only in a narrow...
pH value of acids and bases
If anybody asks you to find out the more strong or weak acid/base. How will you find it out?
The answer is with pH value...
Chemical Properties of Acids and Bases
Acids and Bases in the Laboratory:
Litmus Paper Test:
Acid converts blue litmus paper to red in color.
Bases convert red litmus paper to blue in...
Properties of Acids, Bases and Salts
Properties of Acids:
Acid is a compound which yields hydrogen ion (H+) when dissolved in water.
Acid is sour to the taste and corrosive...
Acid, Base and Salt Definition
Acid:
An acid is a substance that donates hydrogen (H+) ions. When an acid is dissolved in water, the balance between hydrogen ions and hydroxide...
Oxidation And Reduction In Nature- Corrosion & Rancidity
There are many natural phenomenon which based on chemical reactions. Here we describe two phenomenons based on oxidation and reduction reaction.
Corrosion:
Corrosion is a natural...