7 since its the 17th cloumn
Br2 has a total of 14 valence electrons, with each Br atom contributing 7 valence electrons. This allows them to form a covalent bond by sharing electrons with each other.
Indium has 3 valence electrons.
8 valence electrons- 1s22s2p63s2p6
There are 3 valence electrons in an atom of aluminium.
There are no valence electrons.
Br2 has a total of 14 valence electrons, with each Br atom contributing 7 valence electrons. This allows them to form a covalent bond by sharing electrons with each other.
Indium has 3 valence electrons.
8 valence electrons- 1s22s2p63s2p6
Zinc has two valence electrons.
Aluminum has 3 valence electrons.
5 valence electrons.
3 valence electrons
Beryllium has two valence electrons.
There are 3 valence electrons in an atom of aluminium.
There are no valence electrons.
Lead has 4 valence electrons.
6 Valence Electrons