C₆H₄C≡CH (p-ethynyl-phenyl)

[Sn(C₆H₄C≡CH)₄]

Formula Unicode styled: 
[Sn(C₆H₄C≡CH)₄]
Compound name(s): 
tetrakis(4-Ethynylphenyl)-tin
Central atom: 
Tin
Attached groups: 
C₆H₄C≡CH (p-ethynyl-phenyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (IV)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Sn«V4C4OIVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[I(C₆H₄C≡CH)]

Formula Unicode styled: 
[I(C₆H₄C≡CH)]
Compound name(s): 
1-Iodo-4-(phenylethynyl)benzene
Central atom: 
Iodine
Attached groups: 
C₆H₄C≡CH (p-ethynyl-phenyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 1
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
I«V1C1OIE8B1Z0L0X1»
[MLXZ]𝘲 class: 
[MX1]
MLXZ class (ENC, equivalent neutral class): 
MX1

[Br(C₆H₄C≡CH)]

Formula Unicode styled: 
[Br(C₆H₄C≡CH)]
Compound name(s): 
1-Bromo-4-ethynylbenzene
Central atom: 
Bromine
Attached groups: 
C₆H₄C≡CH (p-ethynyl-phenyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (-I)
Coordination Number (CN, sum of attached group denticities): 
CN: 1
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Br«V1C1O-IE8B1Z0L0X1»
[MLXZ]𝘲 class: 
[MX1]
MLXZ class (ENC, equivalent neutral class): 
MX1