# What is the maximum number of orbitals in the 1st 2nd 3rd and 4th energy level?

Respective maxima of orbitals in 1st to 4th (and 5th and 6th) energy levels2, 8, 18, 32, (50, 72 but this max. is never reached)

### How many orbitals are there for each level and the number of electrons?

1st energy has 1 sublevel -- 1 orbital -- 2 electrons 2nd energy level has 2 sublevels -- 4 orbitals -- 8 e- 3rd energy level has 3 sublevels -- 9 orbitals -- 18 e- 4th energy level has 4 sublevels -- 16 orbitals -- 32 e- Notice the pattern? number of orbitals = energy level squared Number of electrons = 2x number of orbitals

### How are orbitals and energy levels related?

The principal quantum number, n, designates the main energy levels occupied by electrons. The number of orbitals in an energy level is n2 (n squared), so that the first energy level, n = 1, contains 1 orbital; the second energy level, n = 2, contains 4 orbitals; the third energy level, n = 3, has 9 orbitals; and the fourth energy level, n=4, has 16 orbitals, and so on.

### What is the maximum number of spdf in chemistry?

The number of orbitals in electron shells are: One s orbital three p orbitals 5 d orbitals 7 f orbitals every shell has an s orbital, only shells 2 and above have p orbitals, only shells 3 and above have d orbitals only shells 4 and above have f orbitals. Each orbital can hold a maximum of 2 electrons. Level by level the orbitals 1s (one) 2s, 2p(three) 3s, 3p, 3d (five) 4s, 4p, 4d…

### What does the 3 in 4p3 represent?

In s.p.d.f. notation, the first number is the main energy level (quantum shell), also known as n. In this case, n = 4, hence this is the 4th energy level we are talking about. The letter in the middle is the orbital in that energy level. There are s-orbitals, p-orbitals, d-orbitals and f-orbitals. Here we are talking about the p-orbitals of the 4th main energy level (i.e. the dumbbell shaped orbitals). The final number of…

### What is the maximum number of electrons in the outer electron energy level of ANY atom?

The maximum number of electrons in the outer energy level of any atom (the so-called valence band) will depend on the atom (element) being investigated. Different outer electron energy levels can contain a different maximum number of electrons. The energy levels, sometimes called orbitals, are designateds, p, d and f. The maximum number of electrons in the energy levels of each of these orbitals is as follows" s = 2 electrons maximum p = 6…

### What is a principle quantum number?

The principle quantum number has the symbol n. It tells which energy level an electron is in. The values include one and beyond. The lower the number, the closer the energy level is to the atom's nucleus. Multiple electrons can be in the same energy level. Also, n2 is the total number of orbitals that can exist within an energy level n. For example, level 1 has 1 orbital (s=1). Level 2 has 4 orbitals…