9 resources
Structure of atom Basic Details:(a) The word atom was first introduced by Ostwald (1803-1807) in the scientific…
Note
Thomson's atomic model proposed that an atom is uniform sphere of positive charges (due to presence…
Note
A matter is consists of many atoms and an atom is consists of electrons, protons and…
The summation of the atomic masses of all the atoms in a molecule of the substance…
The symbolic representation of composition is termed as the chemical formula of a compound. Two things…
Atoms are extremely small, they are smaller than anything that we can imagine or compare with.For…
Lavoisier and Joseph L. Proust proposed two laws of chemical combination. during a chemical reaction, the…
Note
chemical composition of matter is the classification of matter on the basis of it's chemical properties.…
Note
Although there are so many factors behind the existence of physical composition of matter but here…
chemistry is a branch of science which deals with the study of chemicals and substances which show chemical reactions
