Reactions of Primary Aliphatic Amines Reactions with water The first few members of the homologous series of primary aliphatic amines are miscible with water However as the hydrocarbon part ...
Amines, Amides & Amino Acids Amines can be thought of as derivates of ammonia, in which one or more of the hydrogens is replaced by an alkyl or aryl group The number of substituted hydro...
Bromination of Phenol Reactions of the aromatic ring in phenols Phenols react more readily with electrophiles compared to benzene This is because one of the lone pairs of electrons on the ox...
Electrophilic Substitution Reactions of Benzene The main reactions which benzene will undergo include the replacement of one of the 6 hydrogen atoms from the benzene ring This is different t...
Reactions of Benzene Reaction with oxygen Hydrocarbons will burn in air or oxygen to produce carbon dioxide and water providing sufficient oxygen is available Benzene reacts will also follow...
Models of Benzene Structure of Benzene The structure of benzene was determined many years ago, by a chemist called Kekule The structure consists of 6 carbon atoms in a hexagonal ring, with a...
美国时间周二晚上 位于波士顿的东北大学惊现炸弹包裹 到底怎么回事！我们一起来看！ 波士顿的东北大学惊现炸弹包裹 炸弹一共两枚，第一枚在当晚9点校园的Holmes Hall被引爆，拆开包裹的教职人员不幸手部受伤…这个...
距离AMC开赛已经不足2个月了， 大家是不是正在有节奏地冲刺呢？ 注意注意！ 另一高含金量数学赛事也将在11月中旬同步开赛！ BMO英国数学奥林匹克赛事 我们参加AMC10/12，首要目标自然是晋级AIME。如果是美加学生...
对于美国TOP30综合大学逐渐走低的录取率，学生和家长都“望而却步”，将目光转向了TOP20文理学院。 看一看部分已公布“Class Of 2026”新生入学情况的文理学院数据，你还“卷”得动吗？ 鲍登学院 2023 U.S. News 文理学...
拥有100年历史、风靡全球的 高含金量美国文学艺术大赛 受到藤校、著名艺术学院的广泛认可 Scholastic Art & Writing Awards 学乐艺术与写作奖 比赛难度性：★★★★★ 比赛影响力：★★★★★ 比赛权威性：★★★★★ 带你...
拿到AIME入场券后申请就万事大吉了？ 虽然AMC系列赛事有非常高的含金量 但仅靠这项背景履历 就想“躺平”从全球数以万计的学霸中脱颖而出？ 同样是晋级AIME的TA们可没有安于现状 快来看看拿到康奈尔/宾大全奖offer...
选校，想必是最让准留学生们纠结的问题了。不过大家最关注的，就要数英国大学的综合排名和专业排名了。2023QS世界雇主声誉度排名已发布！在被广泛使用的QS排名里，“雇主声誉”是最富有特色的一项指标。 众所周知，...
