| 1 |
The mineral CaSO<sub>4</sub>.2H<sub>2</sub>O has the general name |
- A. Dolomite
- B. Gypsum
- C. Calcite
- D. Epsom Salt
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| 2 |
Which of the following sulphates is not soluble in water. |
- A. Sodium sulphate
- B. Potassium sulphate
- C. Zinc sulphate
- D. Barium Sulphate
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| 3 |
The Milk of magnesia is used for the treatment of |
- A. Basicity
- B. Rancidity
- C. Acidity
- D. Jaundance
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| 4 |
Which element is present in chlorophyll |
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| 5 |
Which one does not belong to the alkaline earth metals |
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| 6 |
Which ion will have the maximum value of heat of hydration. |
- A. Na+
- B. Ca+
- C. Ba+2
- D. Mg+2
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| 7 |
When carbon di oxide is bubbled through lime water, white precipitate is formed This precipitate is. |
- A. COCl2
- B. H2CO3
- C. CaO
- D. CaCO3
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| 8 |
Oxides of alkaline earth metal are |
- A. Acidic
- B. Basic
- C. Neutral
- D. Amphoteric
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| 9 |
Which oxide is amphoteric in nature. |
- A. BeO
- B. MgO
- C. CaO
- D. BaO
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| 10 |
Magnesium metal does not burn in the jar of |
- A. N2
- B. O2
- C. Ne
- D. N2 and O2
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