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Ionic Radius of Element Formula

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The Ionic Radius is the radius of a monatomic ion in an ionic crystal structure. Check FAQs

r ionic = \sqrt{\frac{z}{P}}

r_ionic - Ionic Radius?z - Ionic Charge?P - Polarising Power?

Ionic Radius of Element Example

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Here is how the Ionic Radius of Element equation looks like with Values.

Here is how the Ionic Radius of Element equation looks like with Units.

Here is how the Ionic Radius of Element equation looks like.

1.5E+9 = \sqrt{\frac{2.1}{94}}

1.5E+9A = \sqrt{\frac{2.1C}{94W}}

1.5E+9 = \sqrt{\frac{2.1}{94}}

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Ionic Radius of Element Solution

Follow our step by step solution on how to calculate Ionic Radius of Element?

FIRST Step Consider the formula

r ionic = \sqrt{\frac{z}{P}}

Next Step Substitute values of Variables

∴

r ionic = \sqrt{\frac{2.1C}{94W}}

Next Step Prepare to Evaluate

∴

r ionic = \sqrt{\frac{2.1}{94}}

Next Step Evaluate

∴

r ionic = 0.149467138635604m

Next Step Convert to Output's Unit

∴

r ionic = 1494671386.35604A

LAST Step Rounding Answer

∴

r ionic = 1.5E+9A

Ionic Radius of Element Formula Elements

Variables

Functions

Ionic Radius

The Ionic Radius is the radius of a monatomic ion in an ionic crystal structure.

Symbol: r_ionic

Measurement: LengthUnit: A

Note: Value can be positive or negative.

Formulas to find Ionic Radius

Ionic Charge

The Ionic Charge is the electrical charge of an ion, created by the gain (negative charge) or loss (positive charge) of one or more electrons from an atom or group of atoms.

Symbol: z

Measurement: Electric ChargeUnit: C

Note: Value can be positive or negative.

Formulas to find Ionic Charge

Polarising Power

Polarising Power can be defined as the ability of a cation to attract the electron cloud towards itself. Polarising power is proportional to charge/size.

Symbol: P

Measurement: PowerUnit: W

Note: Value can be positive or negative.

Formulas to find Polarising Power

sqrt

A square root function is a function that takes a non-negative number as an input and returns the square root of the given input number.

Syntax: sqrt(Number)

Other formulas in Periodic Table and Periodicity category

Go Ionization energy given electronegativity

IE = (EN \cdot 5.6) - E.A

Go Atomic Volume

V = (\frac{4}{3}) \cdot π \cdot (r^{3})

Go Atomic radius given atomic volume

r = {(\frac{V \cdot 3}{4 \cdot π})}^{\frac{1}{3}}

Go Frequency of characteristic X-ray

ν = (a^{2}) \cdot ({(Z - b)}^{2})

How to Evaluate Ionic Radius of Element?

Ionic Radius of Element evaluator uses Ionic Radius = sqrt(Ionic Charge/Polarising Power) to evaluate the Ionic Radius, The Ionic radius of element formula is defined as the radius of a monatomic ion in an ionic crystal structure of a molecule. Ionic Radius is denoted by r_ionic symbol.

How to evaluate Ionic Radius of Element using this online evaluator? To use this online evaluator for Ionic Radius of Element, enter Ionic Charge (z) & Polarising Power (P) and hit the calculate button.

FAQs on Ionic Radius of Element

What is the formula to find Ionic Radius of Element?

The formula of Ionic Radius of Element is expressed as Ionic Radius = sqrt(Ionic Charge/Polarising Power). Here is an example- 1.5E+19 = sqrt(2.1/94).

How to calculate Ionic Radius of Element?

With Ionic Charge (z) & Polarising Power (P) we can find Ionic Radius of Element using the formula - Ionic Radius = sqrt(Ionic Charge/Polarising Power). This formula also uses Square Root (sqrt) function(s).

Can the Ionic Radius of Element be negative?

Yes, the Ionic Radius of Element, measured in Length can be negative.

Which unit is used to measure Ionic Radius of Element?

Ionic Radius of Element is usually measured using the Angstrom[A] for Length. Meter[A], Millimeter[A], Kilometer[A] are the few other units in which Ionic Radius of Element can be measured.

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Ionic Radius of Element Formula

Ionic Radius of Element Example

Ionic Radius of Element Solution

Ionic Radius of Element Formula Elements

Other formulas in Periodic Table and Periodicity category

How to Evaluate Ionic Radius of Element?

FAQs on Ionic Radius of Element

Variable Name