1 Colours of universal indicators at different pH values pH Colour 3.0 --------------------------------------------------------- Red 5.0 --------------------------------------------------------- Orange-red 5.5 --------------------------------------------------------- Orange 6.0 --------------------------------------------------------- Orange-yellow 7.0 – 7.5 ------------------------------------------------ Greenish – yellow 8.0 --------------------------------------------------------- Green 9.0 --------------------------------------------------------- Blue 10.0 ------------------------------------------------------- Violet CHEMISTRY PRACTICAL (CBSE) Edulabz International CBSEPracticalSkills.com © Edulabz International CBSEPracticalSkills.com ©
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