Contribution to the Atomic theory Time...he named the smallest piece of matter “ATOMOS ,” mea...n’s Atomic theory: • Fir...Q.1 Why atoms of isoto...ining the structure of a...STIONS ON CHEMISTRY PRAC...solution :...the basis of: i. appear...tions and 90189="search-highlight 610792">classify them...

...808) that atom is the smalles...particle of matter. Atomic radii are of the order of 10-8cm.... Some of the charact...1.6 * 10-19) C). The mass of proton is...’s U<86269 class="search-highlight search-highlight-color1">ncert9>ainty Pri...branch of chemistry whic...ich gives the amplitude...o;I’:? is always p...ron in an atom is identi...Electrons of (/1 + 1) sh...