0
What element is in period 4 and is metallic and has 20 electrons?
Wiki User
∙ 9y ago
calcium (Ca)
Eino Rolfson
Wiki User
∙ 13y agoCalcium has 20 electrons and has an atomic weight of 40.078 amu. It is in group 2, period 4 of the Periodic Table, and is a soft gray alkaline earth metal.
Wiki User
∙ 11y agocalcium Ca
Add your answer:
Earn +20 pts
What metallic element in period 4 has 20 electrons?
calcium
What element has 20 electrons and in period 4 and metallic?
Calcium has 20 electrons and has an atomic weight of 40.078 amu. It is in group 2, period 4 of the Periodic Table, and is a soft gray alkaline earth metal.
What is metal with 20 electrons?
The metallic element whose atoms contain 20 electrons each is calcium, with atomic number 20. (The number of electrons in a neutral atom always matches the number of protons, which is the definition of atomic number.)
How many protons and electrons does each calcium have?
Calcium (element number 20) has 20 protons and 20 electrons.
What is the name of the element with 20 electrons?
Calcium
What element has a total of 20 electrons?
Calcium
How many shells of electrons are there in element 53?
since it is in period 5 it contains 4d and 3d levels which both hold 10 electrons each. so therefore I (53) has 20 d electrons
What element 20 protrons 20 neutrons and 18 electrons?
Ca2+
What is the protons and electrons of element calcium?
The element calcium has 20 protons and 20 electrons.
What scientific element has 20 electrons?
Calcium has twenty electrons in each atom.
How many electrons do the calcium?
Calcium is a metal element. There are 20 electrons in a single atom.
Chemical with 11 protons and 10 electrons is?
The chemical element with 20 protons and 20 neutrons is Calcium(Ca). The number of protons is equal to the number of electrons, and the number of electrons is equal to the atomic number.
