전기 도금 Electric Plating

Electric Plating

Run Electric Plating Electroplating is a technique of depositing a thin film of another metal on the surface of a metal. (-) electrode is connected to the object to be plated, (+) Electrode is connected to plating material such as…
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화학전지 (볼타전지, 다니엘전지) Chemical Cell

Chemical Cell (Voltaic Cell, Daniel Cell)

Run Electric production before Voltaic Cell Before a chemical cell, such as a battery, there was only one way of knowing how to produce electricity. It is rubbing amber, glass, or metal. Voltaic Cell In the 18th century, Italy, Alessandro…
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금속의 반응성 Activity Series of Metals

Activity Series of Metals

Run Ionization tendency of metal The tendency of metals to lose electrons and become cations is called the ‘ionization tendency’. The ionization sequence is an ordered list of ionization trends. The greater the ionization tendency of the metal, the easier…
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만약 물 분자가 직선형 구조라면? Polarity of Water

Polarity of Water

Water molecules are polarized, giving them slightly positive and slightly negative sides. This makes water even more susceptible to a charged rod’s attraction. As the water flows downward, due to the force of gravity, the charged conductor exerts a net…
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