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5 votes
What class of chemicals is incompatible with air?

Acids
Bases
Pyrophorics
Reducing agents

2 Answers

6 votes

Answer:

Pyrophoric substances ignite spontaneously in air at or below 55 °C (130 °F) due to an exothermic reaction with oxygen. Examples of pyrophoric substances include alkali metals, such as sodium and potassium, and certain metal hydrides and alkyls.

Step-by-step explanation:

User Pxthxk
by
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3 votes
Pyrophoric substances ignite spontaneously in air at or below 55 °C (130 °F) due to an exothermic reaction with oxygen. Examples of pyrophoric substances include alkali metals, such as sodium and potassium, and certain metal hydrides and alkyls.
User Pingpong
by
8.4k points
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