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Historical Development Of Atomic Structure
Part 1 of Paper ....re
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 physicists of the 16th and 17th centuries
who discovered various formulae of various salts and water, hence discovering
the idea .... Part 2 of Paper ....xtbook 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 tried to classify the
elements according to their chemical properties. In 1871 he published an
improved version of the periodic table, in which he left gaps for elements that
were not yet known. His chart and theories gained acceptance by the scientific
world when three elements he "predicted"—gallium, germanium, a.... |
Number of words: 1213 - Approximate pages: 5 |
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