Laboratorito 2

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UNIVERSIDAD PEDAGÓGICA EXPERIMENTAL LIBERTADOR INSTITUTO PEDAGÓGICO DE BARQUISIMETO “LUIS BELTRÁN PRIETO FIGUEROA” SUBDIRECCION DE INVESTIGACION Y POSGRADO COORDINACION GENERAL DE POSGRADO SUBPROGRAMA DE MAESTRIA ENSEÑANZA DE LA BIOLOGIA

Laboratorito 2

Extracción I2 = 0,2 g

Se preparan 40 ml

YodoYodurada Disoluci ón

YodoYodurada

KI = 0,6 g Agua

Embudo de decantación

Se añaden 30 ml de CCl4 Se tapa el embudo y se agita fuertemente Se libera el gas

Superi or Inferi or

Se produce la separación de fases Orgáni ca Orgáni ca

viole ta viole ta

Al cabo de 15 minutos

Tres fases Fase orgánica Interfase que se desecha Fase acuosa respectivamente.

y odo y odo

Imikimi edixon

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