Electronegativity: An Atom’s Pull on Electrons
Electronegativity is a measure of an atom’s ability to attract shared electrons toward itself in a chemical bond. It reflects
Mole Concept: Linking Mass to Number of Particles
The mole concept is a key tool in chemistry that allows scientists to count tiny particles—like atoms, molecules, or ions—by
Inorganic Chemistry: Exploring the World Beyond Carbon
Inorganic chemistry is the branch of chemistry that focuses on the study of non-organic compounds, which generally do not contain
Organic Chemistry: The Study of Carbon-Based Compounds
Organic chemistry is the branch of chemistry that focuses on the structure, properties, composition, reactions, and synthesis of carbon-containing compounds.
Flame Test: Identifying Elements by Color
The flame test is a simple yet powerful technique used to identify certain metal ions based on the color they
Helium: Discovered in the Sun Before Earth
Helium is unique among elements because it was first discovered in the Sun, not on Earth. In 1868, during a
Chirality: Mirror-Image Molecules with Unique Optical Activity
Chirality in chemistry refers to the property of a molecule that makes it non-superimposable on its mirror image, much like
Second Law of Thermodynamics: Entropy Always Increases
The second law of thermodynamics states that in any natural process, the total entropy of an isolated system will either
First Law of Thermodynamics: Energy Cannot Be Created or Destroyed
The first law of thermodynamics, also known as the law of energy conservation, states that energy cannot be created or
Electrolysis: Using Electricity to Split Compounds
Electrolysis is a chemical process that uses electrical energy to drive a non-spontaneous chemical reaction, typically by breaking chemical bonds