This is a chemical element. You can find the how many electron in a single atom by using a Periodic Table.
2
Technetium has 43 electrons placed on five electron shells.
in the electron clouds of an atom
How many atoms / electron clouds does helium have ?
Electrons are found in the shells and clouds.
Fermium has seven electron shells.
2
it really depends i know for sure that its 3 electron clouds
Zirconium has four electron clouds surrounding its nucleus. These clouds correspond to the four electrons in zirconium's outermost energy level.
The correct number of electron clouds or shells sodium has is 3.
Polonium has 84 electrons.
Technetium has 43 electrons placed on five electron shells.
there are seven
It has 11 electrons total. These are in 3 shells.
in the electron clouds of an atom
An electron cloud is a general term to describe the distribution of electrons around an atom. Do you mean how many orbitals does Be have?
How many atoms / electron clouds does helium have ?