--- title: Indicators: the red-cabbage rainbow — the lesson's questions with trees and pragmatics · Chemistry description: The 15 test and exam questions of lesson 17 «Indicators: the red-cabbage rainbow» of the chemistry course of Mova's primary school, each with its options, Mova's choice and the right answer, every sentence with its dependency tree and pragmatics. --- [Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/questions/chemistry/17-indicators-the-red-cabbage-rainbow/) [home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [questions](https://md.mova.elamur.ai/free/en/corpora/questions/) / [Chemistry](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/) / Indicators: the red-cabbage rainbow # Indicators: the red-cabbage rainbow The 15 questions of lesson 17 «Indicators: the red-cabbage rainbow» of the chemistry course of Mova's primary school with their options, 85 sentences, every one parsed by Mova with its syntax tree and pragmatics. How the student did on them: [the lesson at school](https://md.mova.elamur.ai/free/en/school-run/chemistry/17-indicators-the-red-cabbage-rainbow/). - [t1](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/17-indicators-the-red-cabbage-rainbow/t1/) — Leo adds a mystery white powder dissolved in water to cabbage juice and it goes green. What does that tell him? — wrong ✗ · ★ - [t2](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/17-indicators-the-red-cabbage-rainbow/t2/) — "my blueberry muffins came out GREEN wtf". What probably happened? — wrong ✗ · ★ - [t3](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/17-indicators-the-red-cabbage-rainbow/t3/) — A spy cartoon shows lemon writing appearing by itself after an hour. What's the real way? — right ✓ · ★ - [t4](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/17-indicators-the-red-cabbage-rainbow/t4/) — Zara drops red litmus into a cup of soapy water. What will she see? — wrong ✗ · ★ - [t5](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/17-indicators-the-red-cabbage-rainbow/t5/) — If you dropped universal indicator into lemon juice and then into bleach, what would you see? — right ✓ · ★ - [t6](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/17-indicators-the-red-cabbage-rainbow/t6/) — Mum says every coloured fruit and veg changes colour exactly like red cabbage. What's true? — wrong ✗ · ★ - [t7](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/17-indicators-the-red-cabbage-rainbow/t7/) — "the pool's making my eyes sting like mad". What could the test kit show? — right ✓ · ★ - [t8](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/17-indicators-the-red-cabbage-rainbow/t8/) — Gran adds lemon to her black tea and it goes paler. Grandpa says it's because lemon is yellow. What's true? — wrong ✗ · ★ - [t9](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/17-indicators-the-red-cabbage-rainbow/t9/) — Which would turn red cabbage juice pink? — right ✓ · ★ - [t10](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/17-indicators-the-red-cabbage-rainbow/t10/) — "my white shirt had curry on it and now the stain's gone RED after washing??" Why? — right ✓ · ★ - [t11](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/17-indicators-the-red-cabbage-rainbow/t11/) — If a lab had no indicators at all, how could a scientist still measure pH? — right ✓ · ★ - [e1](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/17-indicators-the-red-cabbage-rainbow/e1/) — Identify the term designating a substance whose colour reveals whether a solution is acidic or alkaline. — wrong ✗ · exam - [e2](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/17-indicators-the-red-cabbage-rainbow/e2/) — It is given that red cabbage juice is added to a solution of baking soda. Determine the colour most likely to be observed. — wrong ✗ · exam - [e3](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/17-indicators-the-red-cabbage-rainbow/e3/) — Which of the following statements most accurately characterises universal indicator? — wrong ✗ · exam - [e4](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/17-indicators-the-red-cabbage-rainbow/e4/) — Select the response consistent with the established facts concerning litmus. — wrong ✗ · exam - ← previous: [16. Alkalis and soda, and how they cancel acids](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/16-alkalis-and-soda/) - next →: [18. The fizz: vinegar, lemon and soda](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/18-the-fizz-vinegar-lemon-and-soda/) - ↑ back to [Chemistry](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/)