| 1 |
Sodium carbonate is an importnatsalt used for many purposes in indusies. Which acid is reacted with sodium hydroxide to get it. |
- A. Oxalic acid
- B. Citric acid
- C. Acetic Acid
- D. Carbonic acid
|
| 2 |
The word acid is derived form. |
- A. Arabic word
- B. English word
- C. Latin word
- D. Greek word
|
| 3 |
Lactic Acid is found in. |
- A. Grapes
- B. Tomatoes
- C. Ant's sring
- D. Yogurt
|
| 4 |
The word alkaline has been taken form. |
- A. Greek
- B. Latin
- C. Arabic
- D. English
|
| 5 |
Large variey of compounds exists are. |
- A. Acids
- B. Bases
- C. Alkalies
- D. Salt
|
| 6 |
These salts are responsible for preventing heart attacks. |
- A. Salts of sodium
- B. Salts of calcium
- C. Salt of potassium
- D. Salt of Magnesium
|
| 7 |
Tartaric acid obtain form. |
- A. Fats
- B. Tarmarind , grapes
- C. Apples
- D. Citrus fruits
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| 8 |
Strong alkalis have pH value. |
- A. 3 to 7
- B. 1 to 2
- C. 7 to 13
- D. 13 to 14
|
| 9 |
In dilute HCl blue litmus turns. |
- A. Orange
- B. Yellow
- C. Red
- D. Pink
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| 10 |
All acids have a taste. |
- A. Sweet
- B. Sour
- C. Bitter
- D. Salty
|