7. Use electron configuration to depict the ions formed from Ba and Br atoms and predict the formula for their compound. В: [Xе] 65? Ba2*: (Xe] + 2e- Ba2* 2Br BaBr2 Br: [Ar] 4s?3d104p5 + a) + Br": (Ar] 4s²3d104p6 e- Ba: (Xe] 6s? Ba2*: [Xe] + 2e- Ba2* Br - ВаBr Br: [Ar] 4s?3d104p5 + e- b) Br: (Ar] 4s?3d104p6 Ba: (Xe] 6s? Ba*: (Xe] 6s' + e- 2Ba* Br Ba,Br Br: [Ar] 4s?3d104p$ + e- c) Br": (Ar] 4s?3d104p6 Ba?-: (Xe] 6s? Br*: (Ar] 4s?3d104p6 + e- Ba: [Xe] + 2e- Ba?- 2Br* BaBr2 Br: (Ar] 4s?3d104p5 d)

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SectionU1.19: Noble Gas Envy: Ions
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7. Use electron configuration to depict the ions formed from Ba and Br atoms and predict the formula for their
compound.
Ba: [Xe] 6s?
Bа2*: [Хе] + 2е-
Ba2* 2Br
BaBr,
Br: [Ar] 4s?3d104p$ +
a)
5
→ Br: [Ar] 4s?3d104p6
e-
Ва: [Xe] 6s?
Ba2*: [Xe] + 2e-
Ba2* Br
ВаBr
Br: [Ar] 4s?3d104p5 + e-
b)
Br: (Ar] 4s'3d104p°
Ва: [Хе] 6s?
Ba*: [Xe] 6s + e-
2Ba* Br
Ва, Br
Br: [Ar] 4s?3d104p5 +
c)
> Br: [Ar] 4s?3d104p6
e-
Ва: [Хе] + 2е—
Ba?-: [Xe] 6s?
Ba?- 2Br*
ВаBrz
Br: [Ar] 4s?3d104p5
Br*: [Ar] 4s23d104p6 + e-
d)
Transcribed Image Text:7. Use electron configuration to depict the ions formed from Ba and Br atoms and predict the formula for their compound. Ba: [Xe] 6s? Bа2*: [Хе] + 2е- Ba2* 2Br BaBr, Br: [Ar] 4s?3d104p$ + a) 5 → Br: [Ar] 4s?3d104p6 e- Ва: [Xe] 6s? Ba2*: [Xe] + 2e- Ba2* Br ВаBr Br: [Ar] 4s?3d104p5 + e- b) Br: (Ar] 4s'3d104p° Ва: [Хе] 6s? Ba*: [Xe] 6s + e- 2Ba* Br Ва, Br Br: [Ar] 4s?3d104p5 + c) > Br: [Ar] 4s?3d104p6 e- Ва: [Хе] + 2е— Ba?-: [Xe] 6s? Ba?- 2Br* ВаBrz Br: [Ar] 4s?3d104p5 Br*: [Ar] 4s23d104p6 + e- d)
Expert Solution
Step 1

The electron configuration of Ba and Br are as shown below.

=> Ba : [Xe]6s2 

And Br : [Ar] 4s23d104p5 

 

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