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Magnesium oxide is a very inert substance. It does not disolve readily in water but dos dissolve in acids.

the reaction with concentrated hydrochloric acid is exothermic.

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Q: Is the reaction between MgO and 2HCl endothermic or exothermic?
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Related questions

Is hydrocholric acid and magenesium is a endothermic or exothermic reaction?

It is exothermic. Heat will be released to the environment in this reaction. It is also a single replacement reaction. Here is the equation: 2HCl + Mg --> MgCl2 + H2


Why does a test tube get hot when you put magnessium into acid?

Mg + 2HCl -> MgCl2 + H2 This is an exothermic reaction that produces heat by changing energy states between the reactants and the products.


What is the reaction between Zn and HCl?

The reaction is: Zn + 2HCl = ZnCl2 + H2


What is reaction of leadoxide with hydrochloric acid?

The reaction proceed will be an exothermic one and will result in formation of lead chloride and water. This process is called neutralization and it occurs between an acid and base. Since lead oxide is a metallic oxide, hence the reaction will be a neutralization one. The balanced chemical equation for the above process is : PbO + 2HCl -------> PbCl2 + H2O Pb(OH)2 +2HCl -----> PbCl2 + 2H2O


What is the reaction of mossy zinc and sulfuric acid?

H2SO4 + Zn --> ZnSO4 + H2 It's an exothermic single-replacement reaction.


Where can you find a particle diagram of the reaction between Hydrochloric acid and magnesium?

The reaction is: Mg + 2HCL = MgCl2 + H2


What is the equation for a reaction between calcium and hydrochloric acid?

Ca + 2HCl -----> CaCl2 + H2


What is the equation for a reaction between aluminum and hydrochloric acid?

Al + 2HCl --> AlCl2 + H2


What is the reaction between sodium carbonate and hydrogen chloride?

Na2CO3 + 2HCl ----> 2NaCl + H2O + CO2


How can you tell the difference between synthesis decomposition or exchange reaction?

what is mg + 2hcl - MgCl2 + H2


The reaction H2 Cl2 2HCl is correct?

This reaction is correct.


Which of the following best describes H2 g Cl2 g 2HCl g H 184.6 kJ mol?

The reaction produces heat.