Chemical Reactions - Definition And Concept
Introduction to Chemical Reactions - Consider the following daily life situations and try to answer the following questions :- Burning of Wo…
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Chemical Formula of Common Chemical Compound
We use numerous chemical compounds in our daily. It may be a salt in your food or sugar in your tea. These common chemical compounds play a …
Valency and Chemical Formula Test
PRACTICE TEST C lass : Tenth (X) Subject : Science Max. Marks : 10
Writing Chemical Formula of a Chemical Compound
There are some RULES to be obeyed while writing the chemical formula of a chemical compound. These are as follows –
Valencies of Some Commonly Used Elements / Ions
In science especially chemistry, chemical formula of a chemical compound is very important. While writing the chemical formula of a compound, the …