| 1 |
Tartaric acid obtain form. |
- A. Fats
- B. Tarmarind , grapes
- C. Apples
- D. Citrus fruits
|
| 2 |
Large variey of compounds exists are. |
- A. Acids
- B. Bases
- C. Alkalies
- D. Salt
|
| 3 |
Bases react with acids to form water and........ |
- A. Hydrogen ions
- B. Ammonia
- C. Salt
- D. Hydroxide ions
|
| 4 |
Base has a............. touch |
- A. Soapy
- B. Hard
- C. Soury
- D. Smooth
|
| 5 |
The king of chemiclas is |
- A. KOH
- B. HCl
- C. NaCl
- D. H2SO4
|
| 6 |
In dilute HCl blue litmus turns. |
- A. Orange
- B. Yellow
- C. Red
- D. Pink
|
| 7 |
Lactic Acid is found in. |
- A. Grapes
- B. Tomatoes
- C. Ant's sring
- D. Yogurt
|
| 8 |
Sodium hydroxide solution in water will |
- A. Turn blue litmus red
- B. Give pink colour with phenolpthalein
- C. Give red colour with methyl orange.
- D. Not affect the phenolphthalein indicator
|
| 9 |
pH value of milk of magnesia. |
|
| 10 |
The word acid is derived form. |
- A. Arabic word
- B. English word
- C. Latin word
- D. Greek word
|