The Emergence Machine

Catalyst

abstract · Chemistry · Level 3 · E3

E3Chemistry

Each concept here is mapped to its prerequisites — the ideas you'd need first to understand it — all the way down to four foundations: Space, Time, Energy, Pattern. Click any prerequisite to drill down, or scroll for the chain graph.

Trace. Question. Emerge.

Emergence definition

A catalyst is a substance that speeds up a reaction by reducing the energy barrier, allowing the reaction to proceed more easily, without being consumed in the process.

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Wiktionary senses

External reference — all senses of the word “catalyst” on Wiktionary. This atlas concept maps to only the slice of meaning relevant to the prerequisite graph.

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Source: Wiktionary — “catalyst”. Content available under CC BY-SA 4.0.

Historical origin

Origin word
κατάλυσις
Origin language
grc

Prerequisite chain

Possible path of this concept down to the fundamental substrate.

thisfoundationsL3L2L1L0CatalystLowerReactionChangeMatterMotionEnergyPatternSpaceTimeE1 concrete → E14 abstract

Neighborhood

Direct prerequisites above, concepts that depend on this one below.

used byprerequisitesEnzymeL16CatalystL3LowerL2ReactionL2E1 concrete → E14 abstract

In other languages

Prerequisites

What you need to understand first.

  • Lower L2 (requires)
    A substance that accelerates a chemical reaction by lowering the activation energy required for the reaction to proceed, without being permanently altered or consumed in the process.
  • Reaction L2 (requires)
    Catalysts speed up reactions

Used by