8) Electrons can be used to probe the arrangement of atoms on a solid surface if the wavelength of the electrons is comparable with the spacing between the atoms. Which electron velocity would be appropriate for use in this application if the atoms are separated by 384 pm?

Q: Rank the average radius of the following orbitals for a hydrogenic atom. Largest 1s 25 2p 3s 3p

A: With the increase in principle quantum no the size of the orbital increases .

Q: How many orientations are possible in n = 4?

A: Applying application of magnetic quantum number.

Q: Describe the shape of a p orbital. O spherical O dumbbell O four lobes O three lobes

A: According to the Bohr model, an atom is consist of 3 sub-atomic particles which are electron, proton…

Q: The hydrogen atomic emission lines in the Balmer series are 656.2 410.1 nm... at what wavelength do…

A: The wavelength of line for the Balmer series is given to be 656.2 nm, 486.0 nm, 434.0 nm, 410.1…

Q: (where there is essentially a zero probability of electron density)?

A: 1.Node is the place where probability of finding electron is zero. 2. planer node depends upon…

Q: What orbital is described by the following quantum numbers? n = 4 1 = 3 m₁ = 2 a 4p orbital these…

A: To solve this problem we have to know about quantum numbers .

Q: How does the Pauli exclusion principle limit the possible electron configurations of an atom? The…

A: Answer:Pauli's exculsion principleHund's rule of maximum multiplicityAfbau principle

Q: What are the factors that affect the orbital interaction in ar orbitals?

A: orbitals are wave function of an electron which behave as the address of an electron  The position…

Q: The energy required to dissociate the O2 molecule to oxygen atoms is 495 kJ/mol. If the dissociation…

A: