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the Periodic Table changes by the mass number over the time it changed now by atomic number
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∙ 11y ago
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What period is Pb in?
How have chemists used the Periodic Table over time
What is a group of elements in the periodic table?
A group is a column in the periodic table of elements.
What is difference between periodic and non-periodic changes?
Changes that repeat themselves after a fixed interval of time are periodic changes. eg. day and night formation. Changes that do not repeat themselves after a fixed interval of time are non periodic changes.eg. tornado i.e. a natural calamity.
Why did Medellev leave gaps in the periodic table?
Because those elements were not discovered at the time Mendeleev proposed the periodic table.
How many blank spaces were in mendeleeves periodic table?
There were 3 blank spaces in mendeleev's Periodic Table. He left it for the elements which were not discovered at that time.
What period is Pb in?
How have chemists used the Periodic Table over time
Who made periodic table?
multiple people over time
How has the table changed over time?
New elements have been discovered or synthesized and added to the Periodic Table.
What is a group of elements in the periodic table?
A group is a column in the periodic table of elements.
What is the difference between periodic and non-periodic changes changes?
Periodic changes are those changes that repeat themselves at frequent intervals of time. Non periodic changes are those changes that do not repeat themselves at regular intervals of time
What is periodic changes?
periodic is a game
What month was the periodic table created in?
August 20, 1864 was when John Alexander Reina Newlands produced the first periodic table of the elements.
Who wrote or found the periodic table of elements?
The periodic table of elements was created by Dmitri Mendeleev, a Russian chemist, in 1869. He arranged the elements based on their atomic mass and properties, and left gaps for elements that were yet to be discovered. Over time, new elements were discovered and added to the periodic table by various scientists.
Why did Mendeleev leave a space for the unknown at the time element germanium in his periodic table?
Because germanium was not known at the time when Mendeleev formulated his periodic table.
What is difference between periodic and non-periodic changes?
Changes that repeat themselves after a fixed interval of time are periodic changes. eg. day and night formation. Changes that do not repeat themselves after a fixed interval of time are non periodic changes.eg. tornado i.e. a natural calamity.
Why did Medellev leave gaps in the periodic table?
Because those elements were not discovered at the time Mendeleev proposed the periodic table.
History of periodic table?
The history is that Dymitry Mendeleev is the inventer of long time periodic table that's all i know
