Electrons fill orbitals in pairs from closest to the nucleus outward according to energy level. The configuration for silicon is: 1s2 2s2 2p6 3s2 3p2. Silicon is not a noble gas, but its configuration can be shown using a noble gas. To write a configuration using a noble gas, you ...
Why are there 14 elements in lanthanides and actinides? How does Madelung's Rule and chart effect electron configurations of elements and in what order do the orbitals get filled? What one characteristic of an atom determines what type of element it is?
Electrons will, naturally, tend to fill the lower energy orbitals before the higher energy ones, and the Aufbau principle seeks to explain how this happens. The Rules The Aufbau principle has just three rules: Electrons will fill orbitals in increasing order of energy — that is, they will ...
Each of a set of orbitals around the nucleus of an atom, occupied or able to be occupied by electrons of similar energies In a multi-electron atom, the lowest energy shells fill up first An electron descending from one shell to a lower one emits an X-ray Round (Mathematics) Having been...
something, and positive would have the opposite, 2 so if they combine they make 0, the masses arent going any where, its like a hole 2 feet deep and you fill it up with dirt 2 feet, you still have positve and negative mass, but they kind of balance each other out so you have...
When an energetic electron hits an atom, sometimes it ejects one of the electrons orbiting the lower orbitals of the atom. An electron from a higher orbital, which is more energetic than those in lower orbitals, moves down to fill the empty spot, shedding its extra energy in the form of ...
Because electrons have wave-like properties and we cannot find its exact location, we have mathematically derived orbitals which are regions of space where we have a high probability of finding an electron. Atomic orbitals (AO's) can combine depending on their phase, in order to form MO...
Often scientists need or would like to know how the different electron shells and sub-shells (orbitals) are filled, especially with respect to the principle quantum numbers describing the electrons. One tool that helps in visualizing how the electron shells and sub-shells are filled is an ...
What hybrid orbitals are needed to describe the bonding in valence bond theory? A covalent bond in which the electron pair is unequally shared is called by what name? According to molecular orbital theory, what is the bond order of F2? Why?
In the following unbalanced combustion equation, how many grams of oxygen will react with exactly 0.763 g of C7H16? C7H16 + O2 → CO2 + H2O How many p-orbitals are occupied in an Ne atom? How many moles of phosphorus trichloride are present in 7.90\times 10^(22) molecules...