CHEMISTRY PAPER 3 (CONFIDENTIAL) - 2020 KCSE PREDICTION SET 1 (QUESTIONS AND ANSWERS)

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CONFIDENTIAL OF REQUIREMENTS

  • Burette
  • Pipette
  • 2 conical flasks
  • 80cm3 of 2.0 M NaOH labelled B
  • 100cm3 of 0.2 M H2SO4 labelled A
  • 250cm3 volumetric flask
  • A label
  • Pipette filter
  • Stand and clamp
  • 500cm3 distilled water
  • Phenolphthalein indicator
  • 100cm3 plastic beaker
  • Thermometer
  • 10cm3 measuring cylinder
  • 100cm3 measuring cylinder
  • 50cm3 2.0 M HCl
  • 50cm3 2.0 M NaOH
  • 6 test tubes in a test tube rack
  • 0.2g of solid N (Pb(NO3)2]
  • 0.2g of solid P (Na2SO4)

REAGENTS

  • 2M NaOH
  • 2M NH4OH
  • Ba(NO3)solution
  • 2M nitric acid
  • Potassium iodide solution

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