Podcast
Questions and Answers
What is the taste of bases?
What is the taste of bases?
- Sweet
- Sour
- Bitter (correct)
- Salty
What type of substance changes the colour of blue litmus to red?
What type of substance changes the colour of blue litmus to red?
- Base
- Salt
- Acid (correct)
- Sugar
What happens when soap, which is basic in nature, is scrubbed on a stain of curry on a white cloth?
What happens when soap, which is basic in nature, is scrubbed on a stain of curry on a white cloth?
- It turns green
- It turns reddish-brown (correct)
- It turns pink
- It turns blue
Which of the following is not a natural indicator?
Which of the following is not a natural indicator?
What is the effect of washing a curry stained cloth with plenty of water after scrubbing it with soap?
What is the effect of washing a curry stained cloth with plenty of water after scrubbing it with soap?
What is the color of a litmus solution when it is neither acidic nor basic?
What is the color of a litmus solution when it is neither acidic nor basic?
What is the source of litmus solution?
What is the source of litmus solution?
Which of the following is not used as an acid-base indicator?
Which of the following is not used as an acid-base indicator?
What is the color of litmus solution in a neutral state?
What is the color of litmus solution in a neutral state?
What is the plant division that lichen, the source of litmus solution, belongs to?
What is the plant division that lichen, the source of litmus solution, belongs to?
Which of the following flowers can be used as an acid-base indicator?
Which of the following flowers can be used as an acid-base indicator?
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