Another Meaning
Occasionally, hydrogen chemisorbed on metal surfaces is referred to as "nascent", although this terminology is fading with time. Other views hold that such chemisorbed hydrogen is "a bit less reactive than nascent hydrogen because of the bonds provided by the catalyst metal surface". Also, such catalyst provided atoms are not called nascent hydrogen, because they do not need to be captured and reacted in their instantaneous, temporary, "just generated" state, because the catalyst is able to reversibly generate them from the hydrogen gas supply at any time.
Read more about this topic: Nascent Hydrogen
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