Shielding Constant for Ns Electron Formula

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Shielding Constant for Ns is the effective shielding of electrons in Ns orbital. Check FAQs
SNs=(0.35En)+(0.85En-1)+(1En-2)
SNs - Shielding Constant for Ns?En - Number of Electrons in Same Group?En-1 - Number of Electrons in n-1 Group?En-2 - Number of Electrons in n-2 Group and Counting?

Shielding Constant for Ns Electron Example

With values
With units
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Here is how the Shielding Constant for Ns Electron equation looks like with Values.

Here is how the Shielding Constant for Ns Electron equation looks like with Units.

Here is how the Shielding Constant for Ns Electron equation looks like.

4.4Edit=(0.352Edit)+(0.852Edit)+(12Edit)
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Shielding Constant for Ns Electron Solution

Follow our step by step solution on how to calculate Shielding Constant for Ns Electron?

FIRST Step Consider the formula
SNs=(0.35En)+(0.85En-1)+(1En-2)
Next Step Substitute values of Variables
SNs=(0.352)+(0.852)+(12)
Next Step Prepare to Evaluate
SNs=(0.352)+(0.852)+(12)
LAST Step Evaluate
SNs=4.4

Shielding Constant for Ns Electron Formula Elements

Variables
Shielding Constant for Ns
Shielding Constant for Ns is the effective shielding of electrons in Ns orbital.
Symbol: SNs
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Number of Electrons in Same Group
Number of Electrons in Same Group is the number of electrons in the same valence shell or nth cell.
Symbol: En
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Number of Electrons in n-1 Group
Number of Electrons in n-1 Group is number of electrons in the first group after the required electron group.
Symbol: En-1
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Number of Electrons in n-2 Group and Counting
Number of Electrons in n-2 Group and Counting are the remaining electrons in the lower groups.
Symbol: En-2
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.

Other formulas in Slater's Rules category

​Go Shielding Constant for 1s Electron
S1s=0.30En
​Go Shielding Constant for Np Electron
SNp=(0.35En)+(0.85En-1)+(1En-2)
​Go Shielding Constant for Nd Electron
SNd=(0.35En)+(1En-1)+(1En-2)
​Go Shielding Constant for Nf Electron
SNf=(0.35En)+(1En-1)+(1En-2)

How to Evaluate Shielding Constant for Ns Electron?

Shielding Constant for Ns Electron evaluator uses Shielding Constant for Ns = (0.35*Number of Electrons in Same Group)+(0.85*Number of Electrons in n-1 Group)+(1*Number of Electrons in n-2 Group and Counting) to evaluate the Shielding Constant for Ns, The Shielding Constant for Ns Electron formula is defined as the effective shielding of electrons in Ns orbital. Each electron is said to experience less than the actual nuclear charge, because of shielding or screening by the other electrons, which is given by Slater's rules. Shielding Constant for Ns is denoted by SNs symbol.

How to evaluate Shielding Constant for Ns Electron using this online evaluator? To use this online evaluator for Shielding Constant for Ns Electron, enter Number of Electrons in Same Group (En), Number of Electrons in n-1 Group (En-1) & Number of Electrons in n-2 Group and Counting (En-2) and hit the calculate button.

FAQs on Shielding Constant for Ns Electron

What is the formula to find Shielding Constant for Ns Electron?
The formula of Shielding Constant for Ns Electron is expressed as Shielding Constant for Ns = (0.35*Number of Electrons in Same Group)+(0.85*Number of Electrons in n-1 Group)+(1*Number of Electrons in n-2 Group and Counting). Here is an example- 4.4 = (0.35*2)+(0.85*2)+(1*2).
How to calculate Shielding Constant for Ns Electron?
With Number of Electrons in Same Group (En), Number of Electrons in n-1 Group (En-1) & Number of Electrons in n-2 Group and Counting (En-2) we can find Shielding Constant for Ns Electron using the formula - Shielding Constant for Ns = (0.35*Number of Electrons in Same Group)+(0.85*Number of Electrons in n-1 Group)+(1*Number of Electrons in n-2 Group and Counting).
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