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Why is H2CO3 a base?

Updated: 8/11/2023
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13y ago

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The question is wrong. H2CO3 is formed when we introduce CO2 in water. H2CO3 can't exist in non-aqueous solutions, can't be a solid nor a gas. So we can't dissolve it in water. And H2CO3 is definitely an acid. A weak one, but still an acid.

By the Bronsted-Lowry definition of acids and bases, a conjugate base is a product when an acid dissociates. For carbonic acid, this means that CO3- ions have a probability of acting as a base by taking H+ from hydronium ions in solution.

H3O+ + CO32- <=> HCO3- + H2O

This is how an antacid works, for example.

This effect is most important for buffer solutions, when a weak acid is mixed with a soluble salt that has the same anion.

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14y ago
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12y ago

H2CO3 is an acid called carbonic acid, however it will normally break apart to form H2O and CO2 if dissolved in water.

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13y ago

Carbonic acid (H2CO3) is not a base but an acid.

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Q: Why is H2CO3 a base?
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Related questions

When HCO3- acts as a bronsted base what is formed?

Hco3- =&gt; h2co3


The conjugate acid of HCO3- is?

You mean,HCO3 - = bicarbonateH2CO3 = carbonic acid and the conjugate of the above base.


Is H2CO3 a base acid or salt?

Carbonic acid is a weak acid.


What is the body's buffering system?

Carbonic acid( H2CO3 ) and its conjugate base bicarbonate[ HCO3(-) ].


What is conjugate base of H2CO3?

There is no such ion as H2CO3- However, the neutral molecule H2CO3 exists. Its conjugate base is the bicarbonate, or hydrogen carbonate ion: HCO3- The conjugate base of the bicarbonate ion is the carbonate ion: CO32-


C02 plus H20 is a base?

No, it forms an acid, H2O + CO2 --&gt; H2CO3 (carbonic acid)


Is CO2 a base?

It's not a base,it's an acid. CO2 in the air is actually neither a base or an acid. However, when it comes into contact with water it reacts to become H2CO3, which is an acid.


How do you write the conjugate base of each what acids h2so4?

Conjugated bases always have one proton less than its (conjugated) acids:So the conjugated base of carbonic acid ( H2CO3 ) is: hydrogen carbonate, formula HCO3-


What is the base of HCO3?

The conjugate base of HCO3- (bicarbonate ion) is CO32- (carbonate ion) The conjugate acid of HCO3- (bicarbonate ion) is H2CO3 (carbonic acid)


What is the name for equation H2CO3?

H2CO3 = Carbonic acid It is made by dissolving Carbon dioxide into Water. H2O + CO2 ----&gt; H2CO3


Is h2co3 react with water?

h2co3 (aq)--&gt; co2+ h2o


Is CH3NH3 a strong acid or base?

NH3 is a weak base, but H2CO3 ( carbonic acid ) is not a strong acid. It is a weak acid.