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Hydrogen has one electron, which leaves it with a partially full shell. To have a full shell it must have two electrons. As a result, one hydrogen atom will form a covalent bond with another, ad the two atoms share their electrons.

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10y ago
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5mo ago

Hydrogen forms H2 molecules because each hydrogen atom has one electron in its outer shell, and by sharing electrons between two hydrogen atoms, they can achieve a stable configuration with a full outer shell, resembling the noble gas helium. This shared electron pair creates a strong covalent bond, resulting in the formation of a hydrogen molecule (H2).

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Q: Why does hydrogen form h2 molecules?
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Related questions

How many hudrogen molecule are there in 10grams of hydrogen?

There are approximately 1340 molecules of hydrogen in 10 grams of hydrogen.


Why does H2 molecules exist when He2 does not?

H2 molecules exist because hydrogen has the ability to form stable covalent bonds by sharing electrons, which allows it to form molecules like H2. In contrast, helium is an inert gas with a full outer electron shell, making it highly stable and less likely to form bonds with other helium atoms to create He2 molecules.


In the equation 2 H2 plus O2 the H2 molecules are?

In the equation 2 H2 + O2, the H2 molecules are reactants that will participate in the reaction. They will combine with the O2 molecules to form water (H2O) molecules in the chemical reaction.


What is the product of H2?

The product of H2 is hydrogen gas (H2) composed of diatomic molecules.


How many moles of hydrogen gas contained in 9.03x1023?

Given/Known:1mole of H2 = 2.01588g H21mole of H2 = 6.022 x 1023 molecules H21) Convert molecules of H2 to moles of H2 by doing the following calculation.9.4 x 1025 molecules H2 x (1mol H2/6.022 x 1023 molecules H2) = 156mol H22) Convert the moles of H2 to mass in grams of H2.156mol H2 x (2.01588g H2/1mol H2) = 314g H2


What is pH of H2?

The pH of H2 is not applicable because pH is a measure of the acidity or alkalinity of a solution, specifically the concentration of hydrogen ions. H2 is a gas composed of hydrogen molecules and does not form a solution where pH can be measured.


What molecules can form hydrogen with others like it?

NH3


What are two molecules of hydrogen represented by?

Two molecules of hydrogen arte represented by '2H2'. This means H2 & H2 . 'H2' is ONE molecule of hydrogen . It consists of two(2) atoms of hydrogen . It can be represented by 'H-H'. NB With the exception of the Noble Gases , all other gas molecules contain at least two atoms.


Is hydrogen molecules to hydrogen ions an example of reduction?

Yes, the conversion of hydrogen molecules (H2) to hydrogen ions (H+) represents a reduction process. In this case, hydrogen is gaining an electron to form the hydrogen ion, making it a reduction reaction.


Is h a molecular element?

Hydrogen, in its elemental form, forms diatomic molecules, H2 , so it can be considered molecular.


Which element is h2?

H2 is the elemental form of hydrogen.


What is the balanced Equation showing the reaction of carbon and hydrogen to form methane?

The balanced equation for the reaction of carbon and hydrogen to form methane is: C + 2H2 -> CH4.