Answer:
It's no trouble
Explanation:
Electronic configuration of fe=1s2,2s2,2p6,3s2,3p6,4s2,3d6
e.c of fe3+=1s2,2s2, 2p6, 3s2, 3p6, 4s0, 3d5
e.c of S= 1s2,2s2, 2p6, 3s2, 3p4
e.c of s2-=1s2, 2s2, 2p6, 3s2, 3p6
Iron or Iron is the first element of the eighth group of the periodic table. This is the most attainable element in the womb and outside of the womb. This is the fourth most commonly found element in Earth's womb. It has four permanent isotopes, whose mass is 54, 56, 57 and 58.
[Ar] 3d6 4s2
Answer:
I think its the first one becuase it really descripes
Explanation:
Answer:
ionic
Explanation:
In NH4Cl molecule, ionic bond is formed between NH4+ and Cl– ions, 3 covalent bonds are formed between N and three H atoms and one coordinate bond is formed between N and 1 H atom.
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Answer:
D
Explanation:
Both images have 4 protons (positive particles) and 4 electrons (negative particles) so in total they don't have a charge. (<em>you don't have to worry about neutrons in this case, because they don't have a charge.)</em>
An ion has a charge so neither image is an ion
