pls answer these fast
Answers
1. Acids - Acids are sour in taste, turns blue litmus red, pH value is 0-7 and releases H+ ions when dissolved in water.
Bases - Bases are bitter in taste, turns red litmus blue, pH value is more than 7-14 amd releases OH- ions when dissolved in water.
2. Indicators are substances that change colour when they are added to acidic or alkaline solutions.
Three natural indicators: Turmeric, China rose, onion
3. Vinegar- Acetic acid, Ant's sting- Methanoic acid, Lemon- Citric acid, Curd- Lactic acid, Spinach- Oxalic acid, Amla- Gallic acid, Tamarind- Tartaric acid
4. Lime water- Calcium hydroxide, Window cleaner- Ammonia, Soap- Sodium hydroxide, Milk of magnesia- Magnesium hydroxide
5. Litmus is the most commonly used natural indicator.
It is extracted from Lichens.
6. Neutral solution is a solution which is neither acidic nor basic.
7. (a) Turmeric turns yellow in acid and bright red in bases.
(b) Litmus turns blue turns red in acid and red turns blue in bases.
(c) China rose turns magenta in acid and green with bases.
For more about Acids and bases:
https://brainly.in/question/44187266?