Empirical & Molecular Formula Definitions The?molecular?formula?is the formula that shows the?number?and?type?of each atom in a molecule E.g. the molecular formula of ethanoic acid is C2...
Predicting Structure & Bonding Different types of?structure?and?bonding?have different effects on the?physical properties?of substances such as their?melting?and?boiling points,?electric...
Simple Molecular Compounds Simple Molecular Compounds Covalent substances tend to have small molecular structures, such as Cl2, H2O or CO2 These small molecules are known as?simple molecules...
Giant Lattices Ionic Lattices The ions form a?lattice?structure?which is an evenly distributed?crystalline?structure Ions in a lattice are arranged in a?regular?repeating?pattern?so that pos...
Metallic Bonding Metal?atoms are tightly packed together in?lattice?structures When the metal atoms are in lattice structures, the electrons in their outer shells are free to move throughout...
Intermolecular Forces & Physical Properties Branching The larger the surface area of a molecule, the more contact it will have with adjacent molecules The surface area of a molecule is?r...
AP Calculus就是AP微積分，是美國大學理事會（College Board）提供的大學先修課程。由于微積分是理科、工科、商科諸多專業的基礎，其成為AP課程中最為搶手的寵兒也的確實至名歸。 具體地說，對于未來專業選擇生物...
就IBDP課程考試來說，中國香港和新加坡的IB學生絕對是中國大陸學生的強有力競爭對手！ 平均成績高，45分滿分獲得者眾多，IBDP課程認可度高，所有這些都讓中國香港的IB學生能夠在全球的IBDP大考中脫穎而出。 2022...
Hydrogen Bonding Interactions Examples of compounds that can form hydrogen bonds are: Alcohols (contains an O-H bond) Ammonia (contains an N-H bond) Amines (contains an N-H bond) Carboxylic ...
