Question

What is difference between acids and bases? What are indicators? Name some natural and human made indicators! What is the function of pancreas and abdomen.. Explain briefly... Why sting of ant contains formic acid? Why zinc carbonate is present in calamine solution?What does digestive juices contain? Why we only inhale oxygen? Why only oxygen is used for breakdown of food? Why oxygen supports burning? Explain with activity...What do u mean by manure and fertilisers?Difference between manure and fertilisers?What is seed drill? Tell some advantages of manure?! Draw a diagram of luner eclipse and solar eclipse ! Name some methods of irrigation?! What is threshing? What are pathogens? What is chemical method of preservation of food? What is nitrogen fixation? Explain NITROGEN CYCLE?!What are thermosetting plastics? Is plastic non reactive? What are sonours? Explain digestion process in humans! Tell some user of metals and nonmetals?!Chemical formula of calcium carbonate?! What can be the ph of acidic rain? What is ignition temperature?What is shape of a cell? Wat are pseudopodia? Explain the structure of cell with diagram! What are amino acids? Briefly describe the. function of cell! (What is cell membrane, cytoplasm etc etc) What is Gene? Is structure of the nucleus same in cells of plants and animals and bacteria? What is puberty? What are hormones? Which gland produces hormones? What's Adam's Apple? What is electrostatic force?(Answer all if u want to otherwise don't.. xD.. xD)

Don't spam! ✌​

Answer 1

Answer:                                                                                                                                     The main difference is that Acids are proton donors or electron pair acceptors whereas Base are proton acceptors or electron pair donors.

• Acids are sour in taste while Bases are bitter in taste.

• Acids are corrosive in nature whereas Bases are soapy in nature.

• Acids turn blue litmus paper into red whereas in case of Bases they turn red litmus paper into blue.

• Acids have pH less than 7 but Bases have pH greater than 7.

- Indicators: Indicators are substances that are used to test whether a substance is acidic or basic ot neutral in nature

natural indicators are red cabbage, turmeric, grape juice, turnip skin, curry powder, cherries, beetroots, onion, tomato, etc.

HUMAN MADE INDICATORS:

• thymol blue.

• mromthymol blue.

• methyl orange.

• phenolphthalein.

• litmus.

• bromcresol gree

Explanation: