Chemistry Archives

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Why Are There Only Seven Diatomic Molecules? Understanding Stability and Non-Metal Behavior

Posted byby Franklin Veaux
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2 min

Why Are There Only 7 Diatomic Molecules? Only seven elements form stable diatomic molecules under standard temperature and pressure (STP) due to their atomic and molecular stability preferences. These are...

Posted inin Chemistry

What Chemical Causes a Green Flame? Understanding Copper and Other Contributors

Posted byby Franklin Veaux
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5 min

What Chemical Is Making the Flame Green? The green color in a flame is primarily caused by copper or copper compounds. When copper salts or copper-containing materials are heated, they...

Posted inin Chemistry

For Anyone Who Hasn’t Seen Bromine: Appearance, Safety, and Handling Tips

Posted byby Franklin Veaux
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4 min

For Anyone Who Hasn’t Seen the Element Bromine Before Bromine, a halogen element with atomic number 35, is notable for being one of only two elements that exist as a...

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Why HCN is Named Hydrogen Cyanide: The Chemistry Behind the Title

Posted byby Franklin Veaux
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5 min

Why Is HCN Called Hydrogen Cyanide? HCN is called hydrogen cyanide because it follows the binary acid naming pattern, where hydrogen bonds with a pseudohalide group, cyanide (CN), forming a...

Posted inin Chemistry

ACS Chemistry Exams: Structure, Preparation Strategies, and Scoring Insights

Posted byby Franklin Veaux
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4 min

Understanding ACS Chemistry Exams: Structure, Usage, and Preparation The ACS Chemistry Exams serve as comprehensive assessments that evaluate a student’s grasp on undergraduate-level chemistry topics, commonly taught in the United...

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The Two Elements That Are Liquid at Room Temperature: Properties, Toxicity, and Comparisons

Posted byby Franklin Veaux
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2 min

The Two Elements That Are Liquid at Room Temperature The two elements that remain liquid at room temperature are mercury and bromine. These metals uniquely exist in liquid form at...

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The Importance of Polymer Chemistry in Science, Industry, and Society

Posted byby Franklin Veaux
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2 min

How Important is Polymer Chemistry? Polymer chemistry holds a crucial role in modern science and industry. It forms the backbone of many commercial products, from consumer plastics to advanced materials...

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Inexpensive Alternatives to Fume Hoods for Safe Laboratory Practices

Posted byby Franklin Veaux
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4 min

Inexpensive Fume Hood Alternatives Inexpensive fume hood alternatives include DIY enclosures with fans and exhaust tubes, aspirator setups for small reactions, absorption materials for specific fumes, simple fan and duct...

Posted inin Chemistry

Microwaved Boiled Water: Understanding Superheating and Safe Usage Tips

Posted byby Franklin Veaux
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3 min

Understanding Microwaved Boiled Water Microwaved boiled water can become superheated, reaching temperatures above its normal boiling point without visible boiling. This superheating poses a safety risk because disturbing the water...

Posted inin Chemistry

How to Neutralise Bleach Smell in a Room: Effective Solutions and Key Tips

Posted byby Franklin Veaux
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5 min

How to Neutralise Bleach Smell in a Room The best way to neutralise bleach smell in a room is to wash down the surfaces with plenty of water and ventilate...