Magnesium reacts with chlorine gas to make magnesium chloride. What is this an example of?

a neutralization reaction?

a simple decomposition reaction?

a simple composition reaction?

a combustion reaction?

if you could help please and thanks :)

also let me know if you know what the answer to this one is

If a chemical reaction occurs in a solution and the solution becomes warmer, which of the following is true?

The reaction is exothermic and energy is a product.

The reaction is exothermic and energy is a reactant.

The reaction is endothermic and energy is a reactant

The reaction is endothermic and energy is a product.

2 Answers

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  • 9 years ago
    Favorite Answer

    A simple composition reaction to the first part of your question.

    And for the second part "the reaction is exothermic and energy is a product"

  • ?
    Lv 7
    9 years ago

    element + element -----------> compound is a composition or synthesis reaction

    If it got warmer it must be exothermic. Exothermic reactions always have energy as a product.

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