Organic Identification - Level 2 NCEA Chemistry

Will turn RED litmus BLUE

• amine

• alcohol

• carboxylic acid

• haloalkane

Will turn BLUE litmus RED

• amine

• alcohol

• carboxylic acid

• haloalkane

Will rapidly decolourise Br₂ water

• alkane

• alkene

• alcohol

• amine

Will slowly decolourise Br₂ water - needs uv and/or heat

• alkane

• alkene

• carboxylic acid

• amine

Will turn GREEN Universal Indicator BLUE

• amine

• alcohol

• carboxylic acid

• haloalkane

Would produced bubbles of colourless gas with NaHCO₃

• amine

• alcohol

• carboxylic acid

• haloalkane

Would turn MnO₄^- from purple to brown

• alkane

• alcohol

• amine

• alkene

Would turn H⁺/MnO₄^- from purple to colourless (no heat needed)

• alkane

• alcohol

• amine

• alkene

Would turn H⁺/Cr₂O₇^2- from orange to green (heat needed)

• alkane

• alcohol

• amine

• alkene

2-chlorobutane is_______ in water

• soluble

• insoluble