Advertisements
Advertisements
प्रश्न
Define orbital?
उत्तर
Orbital is a three-dimensional space in which the probability of finding the electron is maximum.
APPEARS IN
संबंधित प्रश्न
The maximum number of electrons in a sub shell is given by the expression
The energy of an electron in the 3rd orbit of hydrogen atom is –E. The energy of an electron in the first orbit will be
State and explain Pauli's exclusion principle.
what are the n and l values for 3px and `"4d"_("x"^2 - "y"^2)` electron?
Give the electronic configuration of Mn2+ and Cr3+
Describe the Aufbau principle.
An atom of an element contains 35 electrons and 45 neutrons. Deduce
- the number of protons
- the electronic configuration for the element
- All the four quantum numbers for the last electron
Calculate the energy required for the process.
\[\ce{He^+_{(g)} -> He^2+_{(g)} + e^-}\]
The ionisation energy for the H atom in its ground state is −13.6 ev atom−1.
An ion with mass number 37 possesses unit negative charge. If the ion contains 11.1% more neutrons than electrons. Find the symbol of the ion.
Identify the missing quantum numbers and the sub energy level
| n | l | m | Sub energy level |
| ? | ? | 0 | 4d |
| 3 | 1 | 0 | ? |
| ? | ? | ? | 5p |
| ? | ? | −2 | 3d |
