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Why is it that nitric acid is used in gmelin's test?
Nitric acid is used in Gmelin's test to detect the presence of manganese in a sample. The reaction involves the formation of a green precipitate of manganese dioxide, which indicates the presence of manganese.
Where does the gas come from when metal reacts with acid?
When a metal reacts with an acid, such as hydrochloric acid, hydrogen gas is produced. This gas comes from the acid as it breaks down the metal, releasing hydrogen ions that combine to form hydrogen gas.
Does hydrogen peroxide contain nitric acid?
No, hydrogen peroxide and alcohol are two very different substances.
What is compound of H2NO3?
The composition of hno3 is HNO3 , with one hydrogen atom, one nitrogen atom, and three oxygen atoms. The name of this molecule is nitric acid. Refer to the related link for a structural formula of nitric acid.
Write the names of any two metals which can liberate hydrogen gas from nitric acid?
Sodium and potassium
Which 2 metals can displace hydrogen from dilute nitric acid?
magnesium and manganese Mg(s) + 2 HNO3(aq) → Mg(NO3)2(aq) + H2(g)
Why hydrogen is liberated when magnesium react with dilute nitric acid unlike other metals where hydrogen is not evolved?
Magnesium reacts with dilute nitric acid to form magnesium nitrate and liberate hydrogen gas because magnesium is a highly reactive metal and is able to displace hydrogen from nitric acid. Other less reactive metals do not typically react with dilute nitric acid to produce hydrogen gas.
What is the word equation for the reaction between magnesium and nitric acid?
The word equation for the reaction between magnesium and nitric acid is: magnesium + nitric acid → magnesium nitrate + hydrogen. In this reaction, magnesium reacts with nitric acid to form magnesium nitrate and hydrogen gas. The balanced chemical equation for this reaction is: 3Mg + 8HNO3 → 3Mg(NO3)2 + 2NO + 4H2O.
Explain the reaction between nitric acid and manganese?
Manganese and magnesium are metals. They have a low electronegativity, which is to say, they have a weak grip on their valance electrons, and can easily lose them. Hydrogen is not as metallic - it is sort of halfway between a metal and a nonmetal although under normal conditions no one would ever mistake it for a metal - and it has a higher electronegativity; it holds on to its valance electron more strongly. Hence, the manganese and magnesium donate their electrons to the hydrogen ions which then become hydrogen gas, leaving behind the manganese and magnesium in the form of ions. The electrons simply migrate to the element that attracts them more strongly.
What is the word equation for magnesium carbonate reacting with nitric acid?
The word equation for the reaction between magnesium carbonate and nitric acid is: magnesium carbonate + nitric acid -> magnesium nitrate + carbon dioxide + water.
What salt is produced when nitric acid reacts with magnesium?
Magnesium nitrate is produced when nitric acid reacts with magnesium. This reaction also produces hydrogen gas.
Does magnesium react with nitric acid?
Yes, forming the salt Magnesium nitrate and hydrogen gas. The reaction forms Magnesium Nitrate and hydrogen gas Mg + 2HNO3 --> Mg(NO3)2 + H2 Heating magnesium nitrate hexahydrate decomposes it into magnesium oxide, oxygen, and nitrogen oxides. 2 Mg(NO3)2 → 2 MgO + 4 NO2 + O2
What happens when magnesium reacts with nitric acid?
When magnesium reacts with nitric acid, it undergoes a single displacement reaction where magnesium displaces hydrogen from the nitric acid, forming magnesium nitrate and hydrogen gas. The balanced chemical equation for this reaction is: Mg + 2HNO3 → Mg(NO3)2 + H2. The magnesium nitrate formed is a soluble salt, while the hydrogen gas is released as a byproduct.
Does magnesium and nitric acid produce carbon dioxide?
No; it prodces hydrogen gas instead: Magnesium is far above hydrogen in the electromotive series.
What does magnisum and nitric acid make?
Magnesium and nitric acid react to form magnesium nitrate, water, and nitrogen dioxide gas. This is a metal-acid reaction where the magnesium displaces hydrogen from nitric acid to form the products mentioned above.
What gas is formed when dilute nitric acid reacting with magnesium?
Magnesium will react with nitric acid and most other acids to produce hydrogen gas.
What does Magnesium combined with nitric acid make?
Magnesium (Mg) + Nitric Acid (HNO3) ---> Magnesium Nitrate (MgNO3) + Hydrogen gas (H) + Heat
