In an endothermic reaction, the energy level of the products is __________ the energy level of the reactants.

In an exothermic reaction, the energy level of the products is __________ the energy level of the reactants.

Which type of reaction releases heat to the surroundings?

In which type of reaction is energy absorbed from the surroundings?

Which type of reaction requires an input of energy to proceed?

What happens to the energy level of the reactants in an exothermic reaction?

What is the overall effect on the surroundings in an exothermic reaction?

Which type of reaction is characterized by a decrease in enthalpy?

What is the typical sign of ∆H (change in enthalpy) for an exothermic reaction?

Which type of reaction absorbs heat from the surroundings?

What is the term for the minimum amount of energy required to start a chemical reaction?

Which type of reaction is characterized by a decrease in energy level from reactants to products?

What happens to the temperature of the surroundings in an exothermic reaction?

Which type of reaction requires an input of energy to proceed?

What is the main difference between endothermic and exothermic reactions in terms of energy?

How does the energy level diagram of an exothermic reaction typically look?

Which type of reaction typically feels warm to the touch?

In an exothermic reaction, is energy released or absorbed?

In an endothermic reaction, the energy level of the products is _______ the energy level of the reactants.