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The preparation of hydrogen gas is usually from a reduction of a compound containing hydrogen that is in the +1 oxidation state. This reduction is accomplished either electrically or chemically.

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What is the word equation for the preparation of hydrogen?

The word equation for the preparation of hydrogen gas is: metal + acid → salt + hydrogen gas. For example, when hydrochloric acid reacts with zinc, it produces zinc chloride salt and hydrogen gas.


Why calcium is not used in the lab preparation of hydrogen?

Calcium is not used in the lab preparation of hydrogen because it reacts with water to form calcium hydroxide and hydrogen gas, making it an inefficient method for producing pure hydrogen. Other methods such as using metals like zinc or aluminum are preferred for lab preparation of hydrogen as they do not form unwanted byproducts.


Why is HNO3 not used in preparation of hydrogen gas?

HNO3 is not used in the preparation of hydrogen gas because it is a strong oxidizing agent. When HNO3 reacts with a metal to produce hydrogen gas, it tends to oxidize the hydrogen gas produced back to water, making the reaction inefficient for hydrogen gas production.


Why lead is not used for preparation of hydrogen?

Lead is not used for the preparation of hydrogen because it is not reactive enough to displace hydrogen from water or acids. Other metals like zinc or aluminum are commonly used because they react more readily with acids or water to produce hydrogen gas. Lead's lack of reactivity makes it unsuitable for this purpose.


What salt is formed when aluminium reacts with potassium hydroxide during preparation of hydrogen from alkali's?

Potassium aluminate is the salt formed when aluminum reacts with potassium hydroxide in the preparation of hydrogen from alkalis. This reaction produces hydrogen gas along with the formation of potassium aluminate as a byproduct.

Related Questions

What is the word equation for the preparation of hydrogen?

The word equation for the preparation of hydrogen gas is: metal + acid → salt + hydrogen gas. For example, when hydrochloric acid reacts with zinc, it produces zinc chloride salt and hydrogen gas.


Why calcium is not used in the lab preparation of hydrogen?

Calcium is not used in the lab preparation of hydrogen because it reacts with water to form calcium hydroxide and hydrogen gas, making it an inefficient method for producing pure hydrogen. Other methods such as using metals like zinc or aluminum are preferred for lab preparation of hydrogen as they do not form unwanted byproducts.


Why is HNO3 not used in preparation of hydrogen gas?

HNO3 is not used in the preparation of hydrogen gas because it is a strong oxidizing agent. When HNO3 reacts with a metal to produce hydrogen gas, it tends to oxidize the hydrogen gas produced back to water, making the reaction inefficient for hydrogen gas production.


What is active ingredient in the dye preparation that will lighten your hair?

Hydrogen peroxide


Why hydrogen of COOH group is removed in preparation of methy salicylate from salicylic acid in the presence of sulphuric acid?

why hydrogen of COOH group is removed in the preparation of methyl salicylate from salicylic acid in the presence of sulphuric acid


Why lead is not used for preparation of hydrogen?

Lead is not used for the preparation of hydrogen because it is not reactive enough to displace hydrogen from water or acids. Other metals like zinc or aluminum are commonly used because they react more readily with acids or water to produce hydrogen gas. Lead's lack of reactivity makes it unsuitable for this purpose.


What salt is formed when aluminium reacts with potassium hydroxide during preparation of hydrogen from alkali's?

Potassium aluminate is the salt formed when aluminum reacts with potassium hydroxide in the preparation of hydrogen from alkalis. This reaction produces hydrogen gas along with the formation of potassium aluminate as a byproduct.


When do hydrogen bonds between the nitrogen bases break?

In preparation for DNA replication or transcription.


Why potassium is not used in preparation of hydrogen?

Potassium is not used in the preparation of hydrogen because it is a highly reactive metal that reacts vigorously with water to form potassium hydroxide and hydrogen gas. This reaction can be dangerous due to the high reactivity of potassium, making it unsuitable for the controlled generation of hydrogen gas. Sodium is often used instead as it reacts less violently with water.


What methods of industrial preparation of hydrogen which involves water?

Two common methods for industrial preparation of hydrogen from water are electrolysis and steam reforming. Electrolysis involves passing an electric current through water to split it into hydrogen and oxygen. Steam reforming involves reacting steam with a hydrocarbon fuel, such as natural gas, at high temperatures to produce hydrogen gas.


Is Hydrogen the most common resource?

i think hydrogen is some what common we just don't know it. Hydrogen is used as a fuel. It is used for the manufacturing of fertilizers. It is used in the preparation of vegetable ghee. It is used as rocket fuel. It is used in the preparation of ammonia (NH3) and methanol (CH3OH). It is used in the preparation of oxy-hydrogen flame which is used in welding due to production of high temperature. It is used in filling weather balloons. It is used to prepare tungsten filament. It is used to prepare low temperature in liquid state.


What is an example of industrial commercial preparation of hydrogen?

you could always check google for a better alternative