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प्रश्न
In acidic solution, the colour of the hibiscus indicator paper will change to _____.
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उत्तर
In acidic solution, the colour of the hibiscus indicator paper will change to deep pink or deep red.
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संबंधित प्रश्न
Name an indicator which is red in acid solution but turns blue in basic solution.
Which of the following types of medicine is used for treating indigestion caused by over-eating?
(a) antibiotic
(b) analgesic
(c) antacid
(d) antiseptic
Explain the pH change as the cause of tooth decay. How can tooth decay caused by pH change be prevented?
The pH of a cold drink is 5. What will be its action on blue and red litmus solutions?
What do you think will be the pH in the stomach of a person suffering from indigestion: less than 7 or more than 7?
Name two common antacids.
Someone put some universal indicator paper onto wet soap. The pH is 8. What does this tell you about the soap?
The pH values of five solutions A, B, C, D and E are given below:
| A | 1 |
| B | 5 |
| C | 7 |
| D | 11 |
| E | 13 |
Which solution isneutral neutral.
Write a note on:
Methyl orange
Few drops of aqueous solution of ammonium chloride are put on a universal indicator paper. The paper turns pink.
Choose the correct option.
