The only generally accepted metalloid that has three electrons in its outermost shell is Boron - symbol B - electronic structure 1s22s22p1 .
Normally, three.
In its ground state, the Ga3+ ion has 0 electrons in its outermost shell. This is because the Ga3+ ion has lost three electrons from its neutral Ga atom configuration, which changes the electron distribution.
Electronic configuration of B is 1s2 2s2 2p1 So valence shell is 2p
A phosphorus ion (P3-) has 8 electrons in its outermost energy level. This is because phosphorus has 5 electrons in its outermost shell, and when it gains 3 electrons to become an ion, it will have 8 electrons in total in its outermost energy level.
Boron family is group IIIA so 3 electrons are in the outermost shell.
Normally, three.
When these elements have five electrons on the outermost shell of electrons.
Aluminum has three electrons in its outermost shell (valence electrons). Elements in the same group of the periodic table as aluminum, such as gallium (Ga) and indium (In), also have three valence electrons. Therefore, both gallium and indium share the same number of electrons in their outermost orbit as aluminum.
In its ground state, the Ga3+ ion has 0 electrons in its outermost shell. This is because the Ga3+ ion has lost three electrons from its neutral Ga atom configuration, which changes the electron distribution.
Electronic configuration of B is 1s2 2s2 2p1 So valence shell is 2p
Nitrogen has five electrons in its outermost energy level (the second shell), which can hold a maximum of eight electrons. To achieve a stable octet configuration, nitrogen requires three additional electrons. Thus, three additional electrons are needed to fill its outermost energy level.
A phosphorus ion (P3-) has 8 electrons in its outermost energy level. This is because phosphorus has 5 electrons in its outermost shell, and when it gains 3 electrons to become an ion, it will have 8 electrons in total in its outermost energy level.
An antimony (Sb) atom has five valence electrons in its outermost shell, which is the 5th shell with an electron configuration of [Kr] 4d10 5s2 5p3. In the 5p subshell, there are three electrons, and they occupy separate orbitals due to Hund's rule, resulting in three unpaired electrons. Therefore, an Sb atom has three unpaired electrons.
Sodium is in the third group in the periodic table. It meens that sodium has three shell. First shell - 2 electrons, second shell - 8 electrons, third shell (outer energy level) - 1 electron.
three, as follows:the 4s orbital is full with 2 electronsthe 4p orbitals contain only 1 electron (of a possible 6)
Boron family is group IIIA so 3 electrons are in the outermost shell.
Aluminum (Al), with an atomic number of 13, has the electron configuration of (1s^2 2s^2 2p^6 3s^2 3p^1). In its outermost shell (the third shell), aluminum has three electrons: two in the 3s subshell and one in the 3p subshell. Since the 3p subshell can hold up to six electrons and only has one electron, there is one unpaired electron in the outermost shell of aluminum.