Atomic Numbers and Electron Configuration
To show the electron configuration for an atom, what is the advantage of using an orbital notation compared to a dot structure?
Orbital notation shows the spin of the electrons.
Which characteristic is given by the principal quantum number?
orbital size
The electron configuration for magnesium is shown below. 1s^2 2s^2 2p^6 3s^2 Which diagram shows the correct distribution of electrons in the electron shells of a magnesium atom?
12P 12N
Which is the electron configuration for lithium?
1s^2 2s^1
Consider the model of the nitrogen atom. Which electron configuration matches this model?
1s^2 2s^2 2p^3
Which is the electron configuration for zinc?
1s^2 2s^2 2p^6 3s^2 3p^6 3d^10 4s^2
If a shell can hold a maximum of 32 electrons, what is the value of n?
4
Consider the electron configuration. ↑↓ 1s ↑↓ 2s ↑↓ ↑↓ ↑↓ 2p ↑↓ 3s ↑↓ ↑↓ ↑ 3p Which element has this electron configuration?
chlorine
Each atom of an element has the following electron configuration. 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^6 5s^2 4d^10 5p^5 What is the name of the element?
iodine
Consider the model of a sodium atom. Which feature does the model show accurately?
the distribution of electrons in different shells