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From the bottom to the top, the elements of the atomic periodic table have less mass and are more stable, in general.
The elements that are placed outside of the periodic table are called transactinides. These elements are usually placed in a separate row below the main table and are synthetic elements that do not occur naturally on Earth.
It is placed at the top because it has one proton in its nucleus. Hence giving it an atomic number of one
The number of electrons in the atom increase from left to right and then from top to bottom.
Because the table is designed so that elements in the same column tend to have similar properties. The gaps at the top of the table are there to make the elements in vertical columns all have the same amount of outer-shell electrons.
Here are the first 10 elements on the Periodic Table from 1 to 10.HydrogenHeliumLithiumBerylliumBoronCarbonNitrogenOxygenFluorineNeon
From the bottom to the top, the elements of the atomic periodic table have less mass and are more stable, in general.
As a general rule, these are the elements toward the top of the group in the periodic table.
memorize the elements group wise (top to bottom).
Generally the density of the chemical elements is increasing from the top to the bottom of the periodic table of Mendeleev.
Period 1 refers to the top row of the periodic table. These elements are Hydrogen and Helium.
they are located on the top right corner
The elements that are placed outside of the periodic table are called transactinides. These elements are usually placed in a separate row below the main table and are synthetic elements that do not occur naturally on Earth.
The nonmetals are located on the right side of the periodic table. Refer to the related links for a periodic table that indicates the nonmetals.
B. Elements on the top right, excluding column 18.
On the periodic table, the elements are arranged by Atomic Mass. Helium and Hydrgen are at the way top of the table due to how they have the smallest amount of mass. The elements with the biggest mass are at the bottom.
Towards the top left. Atomic weight increases to the right and down.