K K Gupta and Stalin Malhotra Solutions for Chapter: Acids, Bases and Salts, Exercise 1: Quiz time
Author:K K Gupta & Stalin Malhotra
K K Gupta Science Solutions for Exercise - K K Gupta and Stalin Malhotra Solutions for Chapter: Acids, Bases and Salts, Exercise 1: Quiz time
Attempt the free practice questions on Chapter 5: Acids, Bases and Salts, Exercise 1: Quiz time with hints and solutions to strengthen your understanding. Frank Everyday Science solutions are prepared by Experienced Embibe Experts.
Questions from K K Gupta and Stalin Malhotra Solutions for Chapter: Acids, Bases and Salts, Exercise 1: Quiz time with Hints & Solutions
HARD
7th CBSE
IMPORTANT
Find the taste of some edible substances.
| S. No. | Edible substance | Taste |
| 1. | Unripe grapes | |
| 2. | Mango | |
| 3. | Common salt | |
| 4. | Vinegar | |
| 5. | Lemon juice | |
| 6. | Curd | |
| 7. | Tamarind (Imli) | |
| 8. | Sugar | |
| 9. | Baking soda | |
| 10. | Bitter gourd |
MEDIUM
7th CBSE
IMPORTANT
Slaked lime is another name for caustic soda.
EASY
7th CBSE
IMPORTANT
Formula of ammonium hydroxide is .
MEDIUM
7th CBSE
IMPORTANT
A substance used to test the acidic or basic nature of another substance is:
EASY
7th CBSE
IMPORTANT
The most common indicator used in the laboratory. (litmus / turmeric)
EASY
7th CBSE
IMPORTANT
An example of natural indicator _____. (Phenolphthalein/ Litmus)
MEDIUM
7th CBSE
IMPORTANT
A vegetable used as a natural indicator : _____. (Beetroot/ Tomato)
MEDIUM
7th CBSE
IMPORTANT
A synthetic indicator that remains colourless in acidic medium: _____. (Methyl orange/ Methyl red/ Phenolphthalein)
