Podcast
Questions and Answers
What is the common feature found in all acids according to the text?
What is the common feature found in all acids according to the text?
- They have a bitter taste.
- They have H+ ions. (correct)
- They have a sour taste.
- They turn red litmus blue.
Which type of substances turn blue litmus red?
Which type of substances turn blue litmus red?
- Salts
- Acids (correct)
- Indicators
- Bases
What is the characteristic taste of bases?
What is the characteristic taste of bases?
- Sour
- Sweet
- Salty
- Bitter (correct)
Which substances are formed from the reaction of acid and base?
Which substances are formed from the reaction of acid and base?
What do olfactory indicators provide in response to acids and bases?
What do olfactory indicators provide in response to acids and bases?
Which type of synthetic indicators are man-made according to the text?
Which type of synthetic indicators are man-made according to the text?
Which ions do Bases give when dissolved in water?
Which ions do Bases give when dissolved in water?
Why is it recommended to add acid to water while diluting acids?
Why is it recommended to add acid to water while diluting acids?
What does the 'p' in pH stand for?
What does the 'p' in pH stand for?
Which of the following is a use of Bleaching Powder (CaOCl2)?
Which of the following is a use of Bleaching Powder (CaOCl2)?
What is the main use of Baking Soda (Sodium Hydrogen Carbonate) (NaHCO3)?
What is the main use of Baking Soda (Sodium Hydrogen Carbonate) (NaHCO3)?
What is the purpose of Plaster of Paris (Calcium sulphate hemihydrates) (CaSO4.1/2H2O)?
What is the purpose of Plaster of Paris (Calcium sulphate hemihydrates) (CaSO4.1/2H2O)?
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