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Allred Rochow's Electronegativity of Element Formula

GoAllred Rochow's Electronegativity given IE and EA Formula

GoAllred Rochow's Electronegativity using Bond Energies Formula

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The Allred-Rochow's Electronegativity should be related to the charge experienced by an electron on the "surface" of an atom. Check FAQs

X A.R = \frac{0.359 \cdot Z}{{r covalent}^{2}}

X_A.R - Allred-Rochow's Electronegativity?Z - Effective Nuclear Charge?r_covalent - Covalent Radius?

Allred Rochow's Electronegativity of Element Example

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Here is how the Allred Rochow's Electronegativity of Element equation looks like with Values.

Here is how the Allred Rochow's Electronegativity of Element equation looks like with Units.

Here is how the Allred Rochow's Electronegativity of Element equation looks like.

6.4457 = \frac{0.359 \cdot 25}{{1.18}^{2}}

6.4457J = \frac{0.359 \cdot 25}{{1.18A}^{2}}

6.4457 = \frac{0.359 \cdot 25}{{1.18}^{2}}

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Allred Rochow's Electronegativity of Element Solution

Follow our step by step solution on how to calculate Allred Rochow's Electronegativity of Element?

FIRST Step Consider the formula

X A.R = \frac{0.359 \cdot Z}{{r covalent}^{2}}

Next Step Substitute values of Variables

∴

X A.R = \frac{0.359 \cdot 25}{{1.18A}^{2}}

Next Step Prepare to Evaluate

∴

X A.R = \frac{0.359 \cdot 25}{{1.18}^{2}}

Next Step Evaluate

∴

X A.R = 6.44570525711003J

LAST Step Rounding Answer

∴

X A.R = 6.4457J

Allred Rochow's Electronegativity of Element Formula Elements

Variables

Allred-Rochow's Electronegativity

The Allred-Rochow's Electronegativity should be related to the charge experienced by an electron on the "surface" of an atom.

Symbol: X_A.R

Measurement: EnergyUnit: J

Note: Value can be positive or negative.

Formulas to find Allred-Rochow's Electronegativity

Effective Nuclear Charge

The Effective Nuclear Charge is the net positive charge experienced by an electron in a polyelectronic atom.

Symbol: Z

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Effective Nuclear Charge

Covalent Radius

The Covalent Radius is a measure of the size of an atom that forms part of one covalent bond.

Symbol: r_covalent

Measurement: LengthUnit: A

Note: Value can be positive or negative.

Formulas to find Covalent Radius

Other Formulas to find Allred-Rochow's Electronegativity

Go Allred Rochow's Electronegativity given IE and EA

X A.R = ((0.336 \cdot 0.5) \cdot (IE + E.A)) - 0.2 - 0.744

Go Allred Rochow's Electronegativity using Bond Energies

X A.R = \sqrt{E (A-B) - \sqrt{E A-A \cdot E B-B}} - 0.744

Go Allred Rochow's Electronegativity from Pauling's Electronegativity

X A.R = X P - 0.744

Go Allred Rochow's Electronegativity from Mulliken's Electronegativity

X A.R = (0.336 \cdot X M) - 0.2 - 0.744

Other formulas in Allred Rochow's Electronegativity category

Go Effective Nuclear Charge from Allred Rochow's Electronegativity

Z = \frac{X A.R \cdot r covalent \cdot r covalent}{0.359}

Go Covalent Radius from Allred Rochow's Electronegativity

r covalent = \sqrt{\frac{0.359 \cdot Z}{X A.R}}

Go Ionization Energy using Allred Rochow's Electronegativity

IE = ((X A.R + 0.744 + 0.2) \cdot (\frac{2}{0.336})) - E.A

Go Electron Affinity of Element using Allred Rochow's Electronegativity

E.A = ((X A.R + 0.744 + 0.2) \cdot (\frac{2}{0.336})) - IE

How to Evaluate Allred Rochow's Electronegativity of Element?

Allred Rochow's Electronegativity of Element evaluator uses Allred-Rochow's Electronegativity = (0.359*Effective Nuclear Charge)/(Covalent Radius^2) to evaluate the Allred-Rochow's Electronegativity, Allred Rochow's Electronegativity of Element formula should be related to the charge experienced by an electron on the "surface" of an atom. Allred-Rochow's Electronegativity is denoted by X_A.R symbol.

How to evaluate Allred Rochow's Electronegativity of Element using this online evaluator? To use this online evaluator for Allred Rochow's Electronegativity of Element, enter Effective Nuclear Charge (Z) & Covalent Radius (r_covalent) and hit the calculate button.

FAQs on Allred Rochow's Electronegativity of Element

What is the formula to find Allred Rochow's Electronegativity of Element?

The formula of Allred Rochow's Electronegativity of Element is expressed as Allred-Rochow's Electronegativity = (0.359*Effective Nuclear Charge)/(Covalent Radius^2). Here is an example- 6.445705 = (0.359*25)/(1.18E-10^2).

How to calculate Allred Rochow's Electronegativity of Element?

With Effective Nuclear Charge (Z) & Covalent Radius (r_covalent) we can find Allred Rochow's Electronegativity of Element using the formula - Allred-Rochow's Electronegativity = (0.359*Effective Nuclear Charge)/(Covalent Radius^2).

What are the other ways to Calculate Allred-Rochow's Electronegativity?

Here are the different ways to Calculate Allred-Rochow's Electronegativity-

Allred-Rochow's Electronegativity=((0.336*0.5)*(Ionization Energy+Electron Affinity))-0.2-0.744
Allred-Rochow's Electronegativity=sqrt(Actual Bond Energy given Electronegativity-sqrt(Bond Energy of A₂ Molecule*Bond Energy of B₂ Molecule))-0.744
Allred-Rochow's Electronegativity=Pauling's Electronegativity-0.744

Can the Allred Rochow's Electronegativity of Element be negative?

Yes, the Allred Rochow's Electronegativity of Element, measured in Energy can be negative.

Which unit is used to measure Allred Rochow's Electronegativity of Element?

Allred Rochow's Electronegativity of Element is usually measured using the Joule[J] for Energy. Kilojoule[J], Gigajoule[J], Megajoule[J] are the few other units in which Allred Rochow's Electronegativity of Element can be measured.

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Allred Rochow's Electronegativity of Element Formula

​GoAllred Rochow's Electronegativity given IE and EA Formula

​GoAllred Rochow's Electronegativity using Bond Energies Formula

Allred Rochow's Electronegativity of Element Example

Allred Rochow's Electronegativity of Element Solution

Allred Rochow's Electronegativity of Element Formula Elements

Other Formulas to find Allred-Rochow's Electronegativity

Other formulas in Allred Rochow's Electronegativity category

How to Evaluate Allred Rochow's Electronegativity of Element?

FAQs on Allred Rochow's Electronegativity of Element

Variable Name

GoAllred Rochow's Electronegativity given IE and EA Formula

GoAllred Rochow's Electronegativity using Bond Energies Formula