Pricing - Litmus

Read the following statements:I. When a red litmus paper is dipped into reaction mixture of a saponification reaction, it turns blue and the reaction is exothermic.II. When a blue litmus paper is dipped into reaction mixture of a saponification reaction, its colour does not change and the reaction is exothermic.III. When a red litmus paper is dipped into reaction mixture of a saponification reaction, its colour does not change and the reaction is endothermic.IV. When a blue litmus paper is dippe

Sodium hydroxide turns blue litmus red. - Science | Shaalaa.com

🧪 Chemistry Year 9: Litmus Test Explained Struggling to remember acids and alkalis? This simple test makes it easy 👇 🔵 Blue litmus → turns red = acid 🔴 Red litmus → turns blue = alkali ⚪ No colour change = neutral Master the basics now, and Chemistry won’t feel scary later 💡 📌 Save this for your Year 9 revision 📲 Follow for more Year 9 Chemistry tips 📩 DM us for guided online Chemistry classes #azzahraonlinetuition #chemistryyear9 #litmustest #scienceyear9 #onlinechemistry #studentsuppor