Acids, Bases and Salts Part 1
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Question 1 of 5
1. Question
Which of the following is/are correctly matched?
1. Mineral acid —————————————————– obtained from minerals.
2. Natural acid ————————————– obtained from fruits and vegetables.
3. Alkali ——————————————————————– non-soluble bases.CorrectIncorrect -
Question 2 of 5
2. Question
Which of the following is/are correctly matched?
1. Sour milk ————————————————————————– lactic acid.
2. Grapes ————————————————————————— tartaric acid.
3. Bee sting ———————————————————————— maleic acid.
4. Vinegar ————————————————————————— acetic acid.CorrectIncorrect -
Question 3 of 5
3. Question
Which of the following are correctly matched?
1. Hydrochloric acid ——————————————- extracting glue from bones.
2. Nitric acid ———————————————————Refining gold and silver.
3. Sulphuric acid ————————————————————- textile industry.CorrectIncorrect -
Question 4 of 5
4. Question
Which of the following is/are correct for indicators?
1. Litmus is extracted from lichen.
2. Turmeric is yellow in acidic solution.
3. China rose indicator is magenta in water.
Which of the above statements are correct?CorrectIncorrect -
Question 5 of 5
5. Question
Which of the following is/are correct for neutralisation reaction?
1. It is an endothermic reaction.
2. Its products are salt and water.
Which of the above statements is/are correct?CorrectIncorrect