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  • Others 
    Precipitation Reactions

    Precipitation Reactions

    In this interactive and animated object, learners use solubility rules to predict when an insoluble ionic compound will precipitate in a double replacement reaction. Step-by-step examples are given.

    Subjects:
    Chemistry
    Keywords:
    Chemical reactions Solution (Chemistry)
    Resource Type:
    Others
     
  • Others 
    Phase Transitions

    Phase Transitions

    Learners examine how melting, vaporization, and sublimation require energy input while freezing and condensation release energy.

    Subjects:
    Chemistry
    Keywords:
    Thermodynamics Phase transformations (Statistical physics)
    Resource Type:
    Others
     
  • Others 
    Phase Diagrams

    Phase Diagrams

    Learners examine phase diagrams that show the phases of solid, liquid, and gas as well as the triple point and critical point.

    Subjects:
    Chemistry
    Keywords:
    Phase diagrams
    Resource Type:
    Others
     
  • Video 
    Percent Composition of Compounds (Screencast)

    Percent Composition of Compounds (Screencast)

    Learners examine the method used to calculate the mass percent of an element in a compound. Three examples and one problem illustrate the method.

    Subjects:
    Chemistry
    Keywords:
    Chemistry -- Notation Chemical elements
    Resource Type:
    Video
     
  • Others 
    Peptide Bond Formation

    Peptide Bond Formation

    In this animated object, learners examine the formation of peptide bonds through dehydration synthesis.

    Subjects:
    Chemistry
    Keywords:
    Peptides -- Synthesis Amino acids
    Resource Type:
    Others
     
  • Video 
    PAIR 公開講座 : 綠色化工與分子篩催化

    PAIR 公開講座 : 綠色化工與分子篩催化

    香港理工大學高等研究院於2023年4月21日成功舉辦以「綠色化工與分子篩催化」為題的公開講座（混合模式）。講座由中國工程院院士、中國石化上海石油化工研究院院長楊為民教授主講，吸引了來自亞洲、歐洲、北美10多個國家和地區的120多名現場及網上參加者。講座亦在嗶哩嗶哩、微博等多個社交媒體平台進行直播，在線觀看人數超過11,000人次。
    講座由理大協理副校長（研究與創新）王鑽開教授以歡迎辭及講者介紹揭開序幕。楊教授介紹了其團隊在綠色化工領域的研究進展，包括基於分子篩催化材料的綠色化工技術開發與實踐，以及新型分子篩催化材料的應用，並分享了他對行業未來趨勢的展望。 隨後的問答環節由應用物理系客座教授曾適之教授主持，一眾參加者與楊教授進行了富有成果的交流。

    Subjects:
    Chemistry
    Keywords:
    Zeolites Catalysis Zeolite catalysts Green chemistry
    Resource Type:
    Video
     
  • Others 
    Oxidation-Reduction Reactions

    Oxidation-Reduction Reactions

    Learners examine the meaning of oxidation, reduction, and half-reaction, and watch a film showing the deposition of copper metal from the reduction of copper (II) ion by aluminum. A brief quiz completes the activity.

    Subjects:
    Chemistry
    Keywords:
    Reduction (Chemistry) Chemical reactions Oxidation Oxidation-reduction reaction
    Resource Type:
    Others
     
  • Others 
    Oxidation States of Ions

    Oxidation States of Ions

    Learners examine the periodic table to identify metallic elements that have either fixed or variable oxidation states.

    Subjects:
    Chemistry
    Keywords:
    Reduction (Chemistry) Chemical reactions Oxidation Oxidation-reduction reaction
    Resource Type:
    Others
     
  • Others 
    Oxidation Numbers

    Oxidation Numbers

    Learners assign oxidation numbers to atoms in neutral compounds and in polyatomic ions. Six examples are worked through in detail, and three problems are provided.

    Subjects:
    Chemistry
    Keywords:
    Reduction (Chemistry) Chemical reactions Oxidation Oxidation-reduction reaction
    Resource Type:
    Others
     
  • e-book 
    Organic chemistry with a biological emphasis. Volumes I and II

    Organic chemistry with a biological emphasis. Volumes I and II

    "A free, open-access organic chemistry textbook in which the main focus is on relevance to biology and medicine. This is a PDF version of a wiki project called Chemwiki at the University of California, Davis. There are also supplementary materials, such as PowerPoint slides and a solutions manual available for this textbook at the Chemwiki website"--BCcampus website.

    Subjects:
    Chemistry
    Keywords:
    Chemistry Organic Textbooks
    Resource Type:
    e-book