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Boron can lose 3 electrons from its valence shell that is 2 in 2s & 1 in 2p sub-shell, wheras it cannot gain electron b'coz of its electropositive nature & it has less electron affinity.
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∙ 15y ago
Wiki User
∙ 13y agoWhen forming monatomic ionic compounds, bromine always gains electrons. In other compounds, bromine may form polar covalent bonds that give bromine atoms a positive formal charge state, corresponding to partial loss of electrons by sharing them.
Wiki User
∙ 13y agoBromine tends to gain 1 electron. It can however gain them when bonding with Chlorine, oxygen and fluorine.
Wiki User
∙ 13y agoBromine gain an electron to become the ion Br-.
Wiki User
∙ 14y agoBromine loses one electron - Br-
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How many valence electrons must bromine gain or lose to get 8 valence electrons?
Bromine must gain one electron
How many electrons can phosphorous gain or lose?
It needs to gain 3 electrons than to lose 5 electrons. So phosphorus has to gain 3 electrons.
How many electrons will selenium lose or gain in forming an ion?
Selenium may lose 2, 4 or 6 electrons and may gain 2 electrons.
How many valence electrons must sulfur gain or lose to get 8 valence electrons?
It must gain two electrons.
How many valence electrons will barium gain or lose to fill its outer shell?
It will lose 2 electrons.
How many valence electrons must bromine gain or lose to get 8 valence electrons?
Bromine must gain one electron
How many electrons will bromine gain or lose when forming an ion?
Bromine will gain one electron to become Br-
How many number of electrons it must gain or lose to have eight valence electrons for bromine?
4
How many electrons will Bromine have to lose to have the same electron configuration as Krypton?
None - it would have to GAIN one.
When forming an ion bromine is most likely to gain how many electrons?
Bromine will gain one electron.
How many electrons will bromine gain from forming an ion?
1
Does bromine lend or borrow how many electrons?
Bromine gain one electron and become Br-.
Will Se lose or gain electrons and how many?
Se will gain electrons
How many electrons can phosphorous gain or lose?
It needs to gain 3 electrons than to lose 5 electrons. So phosphorus has to gain 3 electrons.
How many electrons will phosphorus gain or lose in forming an ion?
In phosphene it gain 4 electrons. Phosphate lose 4 electrons
How many electrons does rubidium gain or lose?
It can lose 1.
How Many electrons will iron gain or lose when it forms a ferric ion?
it will lose 3 electrons
