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5 votes
What does a triangle written above the arrow in an equation
represent?

User MattyT
by
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2 Answers

6 votes

Answer:

If the reaction requires energy, it is often indicated above the arrow. A capital Greek letter delta (Δ) is written on top of the reaction arrow to show that energy in the form of heat is added to the reaction; hv is written if the energy is added in the form of light.

User Sajith Mantharath
by
7.8k points
10 votes

Answer:

it means that to get the product, the reactants were heated

User Fallino
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