Organic Reactions for OCR Chemistry A (Module 4): Missing reagents, conditions and reaction types

Alkene (C=C) to Haloalkane (R-X).
Give reaction type:

Electrophyllic Addition - hydrohalogenation

room temp

Alkene (C=C) to Dihaloalkane (-CX-CX-).
Give reaction type:

Electrophyllic addition - halogenation

room temp

Alkene (C=C) to Alcohol (R-OH).
Give reaction type:

Addition / Hydration

steam/ acid catalyst

Alkene (C=C) to Alkane (C-C).
Give reaction type:

Addition - hydrogenation

nickel catalyst

Alcohol (R-OH) to Alkene (C=C). Give reagents then conditions separated by a full stop:

Conc. H₂SO₄ (catalyst)/ conc. H₄PO₄ (catalyst). Heat

Alcohol (R-OH) to Alkene (C=C).
Give reaction type:

Elimination / Dehydration

Alkene (C=C) to Alkane (C-C).
Give reagents then conditions separated by a full stop:

H₂(g), Ni (catalyst). 423 K.

Alkane (C-C) to Haloalkane (R-X).
Give reagents then conditions separated by a full stop:

X₂. UV light.

Alkene (C=C) to Haloalkane (R-X).
Give reagents then conditions separated by a full stop:

HCl(g) / HBr(g) / Conc. HCl(aq) / Conc. HBr(aq)

Primary Alcohol (RCH₂-OH) to Aldehyde (-CHO).
Give reagents then conditions separated by a full stop:

K₂Cr₂O₇, H₂SO₄. Distil immediately.

Primary Alcohol (RCH₂-OH) to Carboxylic acid (R-COOH).
Give reagents then conditions separated by a full stop:

K₂Cr₂O₇, H₂SO₄. Heat under reflux.

Secondary Alcohol (RR'CH-OH) to Ketone (R-CO-R').
Give reagents then conditions separated by a full stop:

K₂Cr₂O₇, H₂SO₄. Heat under reflux.

Haloalkane (R-X) to Alcohol (R-OH).
Give reagents then conditions separated by a full stop:

NaOH(aq) / KOH(aq), 50:50 ethanol:water solvent. Heat under reflux.

Alcohol (R-OH) to Haloalkane (R-X).
Give reagents then conditions separated by a full stop:

NaX(s), Conc. H₂SO₂. Heat under reflux.

Alcohol (R-OH) to Haloalkane (R-X).
Give mechanism name:

Nucleophilic substitution

Haloalkane (R-X) to Alcohol (R-OH).
Give mechanism name:

Nucleophilic substitution

Primary Alcohol (RCH₂-OH) to Aldehyde (-CHO).
Give reaction type:

Oxidation

Primary Alcohol (RCH₂-OH) to Carboxylic acid (R-COOH).
Give reaction type:

Oxidation

Secondary Alcohol (RR'CH-OH) to Ketone (R-CO-R').
Give reaction type:

Oxidation

Alkane (C-C) to Haloalkane (R-X).
Give mechanism name:

Radical substitution

Alkene (C=C) to Alcohol (R-OH).
Give reagents then conditions separated by a full stop:

Steam, H₃PO₄ (catalyst). High temperature and pressure.

Alcohol (R-OH) to Haloalkane (R-X).
Give reaction type:

Substitution

Alkane (C-C) to Haloalkane (R-X).
Give reaction type:

Substitution

Haloalkane (R-X) to Alcohol (R-OH).
Give reaction type:

Substitution