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For the formation of phenylethanone from benzene: Name and explain the mechanism, write an overall equation and write an equation for the formation of the electrophile.

Overall equation: C 6 H 6 + CH 3 COCl ---> C 6 H 5 COCH 3 + HCl Equation for formation of the electrophile: CH 3 COCl + AlCl 3 ---> [CH 3 CO] + + [AlCl 4 ] - Name of mechanism: Electrophilic substituti...
WF
Answered by William F. • Chemistry tutor
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What is meant by the term amphoteric? and give an example of a reaction using NaOH that could be used to distinguish between a solution of amphoteric AlCl3 and non-amphoteric MgCl2.

The phrase amphoteric describes a compound that reacts with both acids and bases. NaOH can react with both AlCl 3 and MgCl 2 to give a white precipitate but the addition of excess NaOH causes the amphoteric ...
LL
Answered by Lois L. • Chemistry tutor
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Which of Na+ and Mg2+ is the smaller ion. Explain your answer. (2 marks)

Mg2+ is the smaller ion. (1 mark) Mg2+ has a larger nuclear charge than Na+ and has the same number of electrons. (1 mark) Further explaination: Magnesium is further along the period than sodium is which mea...
JH
Answered by Joseph H. • Chemistry tutor
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Does reactivity increase or decrease as you go down group 7?

Reactivity will decrease as you travel down group 7 in the periodic table. Group 7 elements need to gain an electron to become stable as they need 8 electrons in their outer shell. Group 7 elements only cont...
RW
Answered by Rebecca W. • Chemistry tutor
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GCSE Chemistry- Describe the structure of an atom?

Atoms have a small nucleus surrounded by electrons. The Nucleus- It is in the middle of the atom It contains protons and electrons Protons are positively charged +1 Neutrons have no charge 0 Nucleus has a po...
UI
Answered by Umair I. • Chemistry tutor
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