Answers>Chemistry>A Level>Article

What is the electronic configuration for the sodium ion, Na+ ?

1s² 2s² 2p⁶
Na+ has +1 positive charge and therefore it has lost an electron.It loses its one electron in its 3s orbital as that electron is at the highest energy - highest energy electrons are the first to be lost.

Answered by • Chemistry tutor

32975 Views

See similar Chemistry A Level tutors

Related Chemistry A Level answers

All answers ▸

Predict the number of peaks in a carbon-13 NMR spectrum of the following carbonyl isomers of C5H8O. (i) CH3CH2CH2CH2CHO (ii) (CH3)3CCHO (iii) CH3COCH(CH3)2

Give and explain 2 of the anomalous properties of ice caused by hydrogen bonding

Explain and draw the mechanism of the nucleophillic substitution reaction between bromoethane and aqueous sodium hydroxide. How is this reaction different to the elimination reaction which may occur?

What is the electronic configuration for the sodium ion, Na+ ?

Related Chemistry A Level answers

Predict the number of peaks in a carbon-13 NMR spectrum of the following carbonyl isomers of C5H8O. (i) CH3CH2CH2CH2CHO (ii) (CH3)3CCHO (iii) CH3COCH(CH3)2

Give and explain 2 of the anomalous properties of ice caused by hydrogen bonding

Explain and draw the mechanism of the nucleophillic substitution reaction between bromoethane and aqueous sodium hydroxide. How is this reaction different to the elimination reaction which may occur?

What is the difference between stereoisomerism and optical isomerism?