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Category: Organic chemistry

Cat Links Organic chemistry

How to name an alkane

Posted on July 6, 2022October 2, 2024 Sarah Parkes

I’ve tried to simplify the rules for naming alkanes in this video – I don’t think this requires notes so

Continue readingHow to name an alkane

Cat Links Organic chemistry

Aromatic, aliphatic and alicyclic hydrocarbons

Posted on July 5, 2022October 2, 2024 Sarah Parkes

It’s always important to start at the beginning! There is so much terminology in organic chemistry, from the naming of

Continue readingAromatic, aliphatic and alicyclic hydrocarbons

Cat Links Fundamentals, Organic chemistry

Molecular orbital theory

Posted on June 29, 2022October 2, 2024 Sarah Parkes

This is the second modern theory of bonding, the first being valence bond theory. In molecular orbital theory covalent bonds

Continue readingMolecular orbital theory

Cat Links Fundamentals, Organic chemistry

Using valence bond theory to explain sigma and pi bonds

Posted on June 29, 2022January 7, 2025 Sarah Parkes

Our familiar model of covalent bonding is largely based on the Lewis model, with atoms sharing pairs of bonding electrons

Continue readingUsing valence bond theory to explain sigma and pi bonds

Cat Links Exam question practice, Organic chemistry

Interpreting the mass spectrum of an organic molecule

Posted on June 1, 2022May 6, 2025 Sarah Parkes

Mass spectrometry is a really powerful tool for helping us to piece together the structure of an organic molecule. Ionisation

Continue readingInterpreting the mass spectrum of an organic molecule

Cat Links Organic chemistry

Elimination reactions in halogenoalkanes

Posted on April 8, 2022March 4, 2025 Sarah Parkes

Halogenoalkanes undergo substitution reactions in the presence of a nucleophile such as the hydroxide ion, OH–, but most good nucleophiles

Continue readingElimination reactions in halogenoalkanes

Cat Links Organic chemistry

Explaining the reactivity of halogenoalkanes

Posted on April 8, 2022March 4, 2025 Sarah Parkes

Can we predict the trend in reactivity of fluoromethane, chloromethane, bromomethane and iodomethane based on any of the information below?

Continue readingExplaining the reactivity of halogenoalkanes

Cat Links Organic chemistry

Nucleophilic substitution in halogenoalkanes

Posted on April 8, 2022March 5, 2025 Sarah Parkes

Halogenoalkanes react with nucleophiles in nucleophilic substitution reactions. The halogen atom in the molecule is replaced by the nucleophile and

Continue readingNucleophilic substitution in halogenoalkanes

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