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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 is the oxidation number of Fr?
It is in the first group. It shows only -1 number.
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.
What is the group and period for francium?
Francium is in the period 7 and group 1 of the periodic table (alkali metals).
What is the numerical value of francium?
The atomic number of francium is 87.
What does Fr stand for in periodic table?
Fr = Francium - the chemical element of atomic number 87, a radioactive member of the alkali metal group. Francium occurs naturally as a decay product in uranium and thorium ores.
What is francium and the alkali metals?
Francium is a member of the alkali metals group (group 1 of the periodic table).
Francium's atomic number?
7 is the atomic number of francium.
What is the mass number of francium?
Francium is a non metallic element. Mass number of it is 223.
What block is francium in?
Francium is in the group 1 of the periodic table (alkali metals).
Why is Francium the most reactive alkali metal?
because it has the most number of electrons in the alkali metal group
Why was francium not in Mendeleev's periodic table?
In 1869 when D. Mendeleev designed his periodic table any element in the period 7 was known. Today francium is in the group 1, period 7, atomic number 87.
