AQA A Level Chemistry復習筆記 6.2.2 Ligand Exchange
Ligand Exchange Ligand exchange?(or?ligand?substitution) is when one?ligand?in a complex is replaced by another Ligand exchange forms a new complex that is?more stable?than the original one ...
AQA A Level Chemistry復習筆記 6.1.4 Oxides Reacting with Water
Oxides Reacting with Water Structure, bonding & electronegativity of the Period 3 elements table The oxides of?Na and Mg?which show purely?ionic bonding?produce?alkaline?solutions...
AQA A Level Chemistry復習筆記6.1.3 Melting Point Trend
Melting Point Trend The melting points of the oxides vary significantly across Period 3 and show a clear trend Melting point is a clear indication of the forces of attraction which exist bet...
AQA A Level Chemistry復習筆記6.1.2 Reaction with Oxygen
Reaction with Oxygen Oxide Formation The period 3 elements, excluding chlorine and argon, combine with oxygen to form oxides The oxide formed will contain the elements in their highest oxida...
A-Level經(jīng)濟學主要學習內(nèi)容，應該如何沖刺A*？
A-Level經(jīng)濟學Economics是A-Level最受學生歡迎的科目之一，但是很多學生認為A-Level經(jīng)濟學的學習難度較大、高分率低，“不選不行，選了痛苦”成為了很多選擇A-Level經(jīng)濟學學生的寫照。 A-Level經(jīng)濟學主要學習內(nèi)容 ...
A-level重考影響申請英國G5嗎？
今年的A-level大考結束了，包括國際考試局和英國本土。然而今年的形勢，小編也給大家說了，英國打算削減A-level高分6萬個，今年上萬人將無緣大學錄取！考試發(fā)揮失利，或成績不錯但報空了的同學，怎么辦？這就引出...
AQA A Level Chemistry復習筆記5.6.5 Buffers
Acid & Basic Buffers A?buffer solution?is a solution which resists changes in pH when small amounts of acids or alkalis are added A buffer solution is used to keep the pH almost constant...
AQA A Level Chemistry復習筆記5.6.4 pH Curves
pH Curves During a titration a pH meter can be used and a pH curve plotted A pH curve is a graph showing how the pH of a solution changes as the acid (or base) is added The result is charact...
AQA A Level Chemistry復習筆記5.6.3 Titrations
Titrations Volumetric analysis?is a process that uses the volume and concentration of one chemical reactant (a standard solution) to determine the concentration of another unknown solution T...
