Your cart is empty

Shop

Quantity: 0

Total: 0,00

0

Hydrogen (H₂)

Hydrogen (H₂)

Colourless, odourless, lighter-than-air gas. The most common chemical element in the universe.

Chemistry

Keywords

hydrogen, hydrogen gas, hydrogen molecule, molecule, homonuclear molecule, reducer, covalent bond, single bond, sigma bond, nonpolar, knallgas, Universe, stars, rocket, inorganic chemistry, chemistry

Related items

Formation of hydrogen molecules

Hydrogen atoms within hydrogen molecules are held together by a covalent bond.

Fuel cell

A fuel cell provides environment-friendly electric energy produced by the chemical reaction between oxygen and hydrogen.

Hydroxide ion (OH⁻)

A compound ion formed when a water molecule releases a proton.

Hydrogen bromide (HBr)

One of the hydrogen halides, it is used for the production of alkyl bromides.

Molecule exercises I (Bonds)

An exercise about different types of bonds.

Nitrogen (N₂) (intermediate)

A colourless, odourless, non-reactive gas, it constitutes 78.1% of Earth´s atmosphere.

Oxygen (O₂) (intermediate)

A colourless, odourless gas, an important component of the atmosphere, indispensable to sustain terrestrial life.

Reaction of hydrogen with oxygen

Knallgas is the mixture of hydrogen and oxygen. It will explode when ignited.

Structure of nitrogen molecules

This animation demonstrates the structure of nitrogen molecules, with one sigma and two pi bonds holding the atoms together.

Water (H₂O)

Water is a very stable compound of hydrogen and oxygen, vital for all known forms of life. In nature it occurs in liquid, solid and gaseous state.

Zeppelin airship, LZ 17 Sachsen (1913)

A Zeppelin is a type of controllable, rigid airship.

Comparison of hydrogen halides

Atoms within hydrogen halides are bound by covalent bonds, forming polar molecules.

Hydrogen chloride (HCl)

A colourless gas with a pungent odour, its solution in water is called hydrochloric acid.

Hydrogen-fluoride (HF)

One of the hydrogen halides, a highly aggressive substance - it even attacks glass.

Hydrogen-iodide (HI)

A colourless, heavier-than-air gas with a pungent odour.

Hydronium ion (H₃O⁺)

The presence of hydronium ions relative to hydroxide ions determines a solution´s pH.

Hydrogen peroxide (H₂O₂)

The compound of hydrogen and oxygen. Colourless, odourless liquid; heavier than water.

Hydrogen sulphide (H₂S)

A colourless, toxic gas with the characteristic odour of rotten eggs. It occurs in certain mineral waters and spring waters.

Added to your cart.