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What is the eighty seventh element in the periodic table of the elements?
Francium
What is the group number for francium?
Francium is in the group 1 (alkali metals) of the periodic table.
What is the class of francium on the periodic table?
Position of francium in the Periodic Table of Mendeleev: group 1 (alkali metals), period 7, atomic number 87.
Approximately what percentage of the elements are metals?
Around 80 percent of the elements on the Periodic Table are metals. Some of the metals are tin, aluminum, francium, lead, and magnesium.
How many alkaline are there in a periodic table?
Six alcaline elements in the periodic table of Mendeleev: lithium, sodium, potassium, caesium, rubidium and francium.
How are the elements arranged?
Elements are arranged on the periodic table based on their atomic number, which is the number of protons in their nucleus. This arrangement groups elements with similar properties in columns called groups or families, while elements in the same period have the same number of electron shells.
Why Francium is not in Mendeleev Periodic Table?
Francium was discovered in 1939, several decades after Mendeleev created his periodic table in 1869. At the time Mendeleev developed his table, francium had not yet been identified, and elements were organized based on their known properties and atomic weights. Additionally, francium is a highly radioactive and unstable element, which made it difficult to study and include in early classifications of elements.
What period and group is francium in?
Francium is amrmber of the alkali metal familiy (group 1 in the Periodic Table of Mendeleev): Li, Na, K, Rb, Cs, Fr.
What two elements from the periodic table have something to do with France?
One of them is Francium, I'm unsure of the other.
Which elements are in group 1 in the periodic table?
lithium,sodium,potassium,rubidium,cesium,francium
What element have the largest radius?
Francium has the largest atomic radius of all the elements on the Periodic Table.
Where does francium come in the periodic table?
Francium is in the period 7 and group 1 of the periodic table (alkali metals).
