Hydride

: Formed when hydrogen bonds with highly electropositive alkali or alkaline-earth metals (like sodium or calcium). These are typically high-melting, reactive solids that release hydrogen gas violently when they touch water.

Hydrides are generally categorized by the type of chemical bond they form with other elements: hydride

In chemistry, a is a compound where hydrogen is bonded to another element. While we often think of hydrogen as a positive ion ( H+cap H raised to the positive power ), in many hydrides, it acts as a hydride anion ( H−cap H raised to the negative power : Formed when hydrogen bonds with highly electropositive

: Formed with transition metals like palladium or titanium. In these, hydrogen atoms actually "squeeze" into the gaps (interstices) of the metal's crystal lattice. This creates a material that can act like an alloy and conduct electricity. While we often think of hydrogen as a

Hydrides aren't just lab curiosities; they are workhorses in modern technology:

: Formed when hydrogen bonds with non-metals or less electropositive elements. Common examples include familiar substances like water ( H2Ocap H sub 2 cap O ), ammonia ( NH3cap N cap H sub 3 ), and methane ( CH4cap C cap H sub 4 2. High-Tech Applications