Chemistry

탄화수소 Hydrocarbon

Covalent Bonds of Hydrocarbon

When atoms combine to form molecules, atoms generally each lose, gain, or share valence electrons until they attain or share eight. A valence electron is the outer shell electron that is associated with an atom. In a covalent bond, A…
Read more

염화나트륨의 이온 결합 NaCl Ionic Bond

Ionic Bond – NaCl

Compounds are referred to as ‘ionic’ or ‘covalent’ depending on the type of bonding that they exhibit. In ionic bonding, a transfer of electrons from one atom to another creates two ions with opposing electric charge. This transfer is generally…
Read more

온도계 Thermometer

Thermometer

A thermometer is a device used to measure temperature. There are several types of thermometers, depending on how the temperature is measured. Thermal Expansion: Uses the principle that the volume expands with increasing temperature. Mercury thermometer, alcohol thermometer, bimetal thermometer.…
Read more

상평형 Three Phase Equilibrium

Three Phase Equilibrium

All naturally occurring elements CAN exist as a solid, liquid, or gas, and all will have at least one triple point. (except Helium) The triple point is the unique combination of temperature and pressure at which solid phase, liquid phase,…
Read more

알칸(알케인) 탄화수소 화합물 Alkane Compound

Alkane Compound

Alkanes are chemical compounds that consist only of the elements carbon and hydrogen linked exclusively by single bonds. Each carbon atom forms 4 bonds (either C-H or C-C bonds). Each hydrogen atom is connected to a single carbon atom, by…
Read more