Zusammenfassung der Ressource
7.1 Ions
- Ions
- Valence e-
Anmerkungen:
- Typically the only electrons used in chemical bonds.
- Definition
- Electrons in the
highest occupied
energy level of an
element's atoms.
- Relationship
- Group of # are
related to the
group #s of the
periodic table
- Cause: Utilized in chemical bonds
- Effect: As a general rule, only
the valence e- are displayed in
e- dot structures
- Electron dot structures
- Defintion
- Diagrams showcasing
valence e- as dots.
- Octet Rule
Anmerkungen:
- Keep in mind, octet is a set of eight.
- Who?
- Explained by Gilbert Lewis
- What?
- Atoms tend to achieve the
e- configuration of a noble
gas
- When?
- Forming compounds
- When?
- In most
compound atoms
- Cation formation
Anmerkungen:
- Cation - positively formed ion.
- *There are numerous
significant chemical
differences between metals
and their cations*
- Anion formation
- What?
- An atom
or a group
of atoms
with a
negative
charge
- Halide ions
- Definiton
- The ions which are produced
- When?
- Atoms of Cl and other halogens
- What?
- Gain electrons