In Practice, Entity- Relationship Diagrams Are Developed After the Database

question 73

True/False

In practice, entity- relationship diagrams are developed after the database has been created.

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Definitions:

Electron Pairs

Two electrons occupying the same orbital in an atom or molecule, typically forming a covalent bond between atoms.

Hydrogen Sulfide

A toxic, flammable gas with the formula H2S, characterized by a foul smell of rotten eggs, and found in many natural and industrial processes.

Molecule Shape

The geometric arrangement of atoms within a molecule, determining its chemical reactivity and physical properties.

Electronegativity Difference

The measure of the ability of an atom in a molecule to draw bonding electrons to itself compared to another atom in the molecule, determining the polarity of the bond.