Dmitri
Mendeleev Modern periodic Table of Element
Dmitri was born on February
1, 1834 at Tolstoy in Siberia in the eastern part of Russia the czar was then
ruling over Russia his father was a director of the local school Dmitri was the
fourteenth and the youngest of the siblings theirs was one of the leading
families of Tolstoy in 1787 Dmitri Mendeleev Modern periodic Table Of Element.
Grandfather had set up a printing press Siberia’s first
newspaper was brought out from there his mother belonged to the Tatar a and was
known for the beauty her family was also the first to start the glass
manufacturing factory.
How did scientists discover elements
Learning of Dmitri thirst for education and his intelligence
his mother decided to continue his studies Siberia then had no reputed
educations institution she then decide to shift the family to mi scow arrisvin
in Moscow was an eye opener and here he experienced difficulties that one Siberian
he was denied admission in Moscow university he was 17 year when his determined
mother moved the.
family immoderately after his birth his father lost eyesight and
so also his job but his mother was very clever and factory belonging to her
parents this partly helped then financially the political poisoners of Russia then
were deported to Siberia to spend their long sentences one of Dmitri sister
married a revolutionary to the December 1825 revolution he was education and
was destroyed in a fire and finally it had be closed.
How did scientists discover elements
How did scientists discover elements
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| How did scientists discover elements |
Dmitri health was not as good as it was earlier he had problem
with his lungs loss of his mother then completely broke his heart the doctor
expressed their fears that Dmitri would not last beyond six mounts he got a job of a science teacher but is
short while war st Peters burg he tutored some students at home during Dmitri Mendeleev Modern periodic Table Of
Element.
A little later he established his small laboratory to conduct and
worked with Robert Bunsen the scientist
gust av Kirchhoff the three got together to construct spectroscope is used in
analyzing light it is along extremely useful in the of chemicals he attended.
the to hear the famous appeal of stanislao canonization in favour of Avogadro work
later he utilized the atomic and molecular mass table of constructed in the
period 1868-69 this was the greatest he got inspiration from here to construct the
periodic.
After completing study tour of France and Germany he returned
to st. Pertrsnutng finding a suitable match remarriage he also wrote a research
pepper on carbolic chemical studies in 60 days meanwhile he wrote a thesis on
water and alcohol mixture which got him immense contribution and service to the
progress to the Peters-burg university.
Why the periodic table is shaped that way
Scientists were then aware of only 63 elements it was Dmitri Mendeleev Modern periodic
Table of Element who gave the periodic table his invaluable contribution due
to its unique and useful layout all elements.
Were arranged according to their chemical composition and nature all 63 elements were the lightest element hydrogen an uranium was the last being the table with element set in sever groups according to Chemical characteristic properties of element to regularity in physical
Were arranged according to their chemical composition and nature all 63 elements were the lightest element hydrogen an uranium was the last being the table with element set in sever groups according to Chemical characteristic properties of element to regularity in physical
of elements.
What element did Dmitri Mendeleev Discover
Then Mendeleev concentrated on the gaps in the periodic table
he began searching for elements missing
he even predicted several of them along with their atomic weight among
such element were silicon gallium germanium and scandium that were those of the
elements discovered later.
The chemical by Mendelian matched exactly with those of the
elements discovered later this periodic table was regularly reviewed today
element are arranged according to their atomic number
stands for the number of protons in the nucleus of an atom
of the element atomic number of an element is
nearly equal to the atomic weight or mass of the element expressed in
grams.
Three are 92 natural elements apart form these elements scientist have produced some new elements using nuclear reactions the new
element with atomic number has been named mendelevium after him.
The age 73 suffering from pneumonia Mendeleev died in 1907
at when he was only 21 doctors had warned that he would not survive beyond six
months but fate had other dissing for him at the time of his death the number
of elements int the periodic table had grown.
The day to cued used to be first thing she did wast to
teach Russian language to her son then she enrolled Dmitri in a teacher
training school where he learned physics chemistry and mathematics though
knowing only one language he stood first at the graduation examination .
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