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General Chemistry 1: Electron Configuration

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All General Chemistry 1Naming CompoundsBalancing Chemical EquationsMole CalculationsChemical FormulasStoichiometryMolarityNet Ionic EquationsRedox ReactionsIdeal Gas LawEnthalpyQuantum TheoryElectron ConfigurationLewis Formulas and ResonanceStates of MatterSolutions and MolalityDimensional Analysis
Electron Configurations

What is the electron configuration of the following elements:

H

He

B

Ne

Sc

Zn

Electron ConfigurationMediumVideo
Diamagnetic vs Paramagnetic

Give the electron configuration, the number of valence electrons, and also state whether the element is diamagnetic or paramagnetic:

Fe

O

Ar

Al

Electron ConfigurationHardVideo
Electron Configurations of Ions

Give the electron configuration, the number of valence electrons, and state whether the ion is diamagnetic or paramagnetic for the following ions:

Mg+2^{+2}

O−2^{-2}

Cl−1^{-1}

Al

Electron ConfigurationMediumVideo
Number of Valence Electrons

Give the electron configuration, the number of valence electrons, and state diamagnetic or paramagnetic for the following elements and ions:

Cr

Cr+2^{+2}

Cu

Cu+1^{+1}

Electron ConfigurationMediumVideo