The 2p subshell can hold up to 6 electrons. There are 3 orbitals in 2p subshell. Each orbital can hold only up to 2 electrons. In a xyz plane, each pair of electron is situated in the x-axis, y-axis, and z-axis.
C- main sequnce
Regulus A is a binary star consisting of a blue-white main sequence star of spectral type B7V, which is orbited by a star of at least 0.3 solar masses, which is probably a white dwarf. The two stars take approximately 40 days to complete an orbit around their common centre of mass.
<span>distinguishable components
</span><span>components in varying proportions
</span><span>particles that may settle</span>
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