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Why is the reaction between potassium and dilute acid not used to prepare hydrogen in d laboratory?
This reaction is too dangerous, explosive and uncontrollable, it will set fire to hydrogengas and burn intensively with small amounts of oxygen (air). It's better to use zinc pallets and dilute hydrochloric acid.
What are the laboratory preparation of carbon dioxide?
In the laboratory, carbon dioxide is usually prepared by the action of dilute hydrochloric acid on marble chips.
Why is it that when iron is added to dilute acid the test tube turns hot?
Because there's a chemical reaction going on.
What is the difference between the reactions of concentrated hydrochloric acid and dilute hydrochloric acid with magnesium?
Concentrated hydrochloric acid is more reactive than dilute hydrochloric acid. When concentrated hydrochloric acid reacts with magnesium, it produces magnesium chloride and hydrogen gas more quickly and vigorously compared to when dilute hydrochloric acid reacts with magnesium. This is due to the higher concentration of hydrogen ions in concentrated hydrochloric acid, leading to a faster and more intense reaction.
What is the result of the reaction of any group 1 element with a dilute acid?
The reaction of any group 1 element with a dilute acid produces hydrogen gas and a salt specific to the group 1 element used. The general reaction can be represented as 2M(s) + 2HX(aq) -> 2MX(aq) + H2(g) where M represents the group 1 element and X is the negative ion from the acid.
Why is the reaction between potassium and dilute acids not used to prepare hydrogen in the laboratory?
Because they have a more efficient way of doing it.
What is the chemical reaction of aluminum oxide and dilute potassium hydroxide?
(*Warning!!Xb42 is a atomic chemical,so do not mix aluminum oxide and dilute potassium hydroxide!!*)
Why is the reaction between potassium and dilute acid not used to prepare hydrogen in d laboratory?
This reaction is too dangerous, explosive and uncontrollable, it will set fire to hydrogengas and burn intensively with small amounts of oxygen (air). It's better to use zinc pallets and dilute hydrochloric acid.
What is the Equation for the reaction between potassium iodide and dilute sulfuric acid?
The reaction between potassium iodide (KI) and dilute sulfuric acid (H2SO4) can be represented by the following equation: 2KI + H2SO4 -> 2KHSO4 + HI
What is the reaction between dilute hydrochloric acid and potassium?
When dilute hydrochloric acid reacts with potassium, it produces potassium chloride and hydrogen gas. The chemical equation for this reaction is: 2K(s) + 2HCl(aq) → 2KCl(aq) + H2(g). It is a single displacement reaction where potassium displaces hydrogen from hydrochloric acid to form potassium chloride.
When potassium hydroxide reacts with dilute hydrochloric acid what is the reaction called?
The reaction of potassium hydroxide with dilute hydrochloric acid forms potassium chloride and water. This reaction is a neutralization reaction, which involves the combining of an acid and a base to form water and a salt.
Is the reaction of potassium carbonate with dilute HCl exothermic or endothermic?
It is an exothermic reaction.
What happens when potassium is put in dilute hydrochloric acid?
When potassium metal is added to dilute hydrochloric acid, a chemical reaction occurs where hydrogen gas is produced and potassium chloride is formed. The reaction is represented by the following equation: 2K(s) + 2HCl(aq) → 2KCl(aq) + H2(g)
Chlorine gas plus cold dilute potassium hydroxide?
When chlorine gas is added to cold dilute potassium hydroxide, it forms potassium hypochlorite (KClO) and potassium chloride (KCl). This reaction is represented by the equation: Cl2 + 2KOH -> KClO + KCl + H2O.
Dilute hydrochloric acid is added to a solution of potassium carbonate?
When dilute hydrochloric acid is added to a solution of potassium carbonate, a double displacement reaction occurs. The products of this reaction are potassium chloride (KCl), carbon dioxide (CO2), and water (H2O). The balanced chemical equation for this reaction is: 2HCl + K2CO3 -> 2KCl + CO2 + H2O.
The experiment with potassium and dilute hydrochloric acid should not be done in school laboratories. Suggest why it is dangerous.?
The reaction between potassium and dilute hydrochloric acid is highly exothermic, leading to rapid production of hydrogen gas. This can result in a violent explosion, posing serious safety risks to individuals nearby. Additionally, handling potassium requires proper training and precautions due to its reactivity with water and air.
Does ZnCl2 react with dilute HCl?
No, ZnCl2 does not react with dilute HCl because ZnCl2 is already a product of the reaction between zinc metal and HCl. So, no further reaction occurs when ZnCl2 is added to dilute HCl.
