Historical Development Of Atomic Structure
Beginning of paper
T3 IBS Chemistry
Ms. Redman
The idea behind the "atom" goes back to the Ancient Greek society, where
scientists believed that all matter was made of smaller, more fundamental
particles called elements. They called these particles atoms, meaning "not
divisible." Then came the chemists and physicist ....
Middle of paper
.... law of the properties of the chemical elements
(which states that elements show a regular pattern ("periodicity") when they are
arranged according to their atomic masses), published his first attempt to
classify the known elements. His name was Mendeleyev, and he was a renowned
teacher. Because no good textbook in chemistry was available at the time, he
wrote the two-volume Principles of Chemistry (1868-1870), which later became a
classic. During the writing of this book, Mendeleyev tri ....
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Word count: 1213
Page count: 5 (approximately 250 words per page)
