| 1 |
Which one of the following does not belong to alkaline earth metals |
|
| 2 |
Which ion will have the maximum value of heat of hydration. |
- A. Na+
- B. Ca+
- C. Ba+2
- D. Mg+2
|
| 3 |
Which element is present in chlorophyll |
|
| 4 |
Oxide of Alkaline earth metal are |
- A. Acid
- B. Basic
- C. Neutral
- D. Amphoteric
|
| 5 |
In which ore carbon is present |
- A. Magnesite
- B. Epsom salt
- C. Barite
- D. Sylvite
|
| 6 |
Which on eof the following alkaline earth metal form peroxide when heated with oxygen at 600 <sup>o</sup>C |
- A. Magnesium
- B. Calcium
- C. Strontium
- D. Barium
|
| 7 |
Dolomite is a carbonate of |
|
| 8 |
Which element reacts with carbon to form metal carbide. |
- A. Li
- B. Na
- C. K
- D. All of these
|
| 9 |
The word alkali is derived from which language |
- A. Arabic
- B. Greek
- C. French
- D. German
|
| 10 |
When carbon di oxide is bubbled through lime water, white precipitate is formed This precipitate is. |
- A. COCl2
- B. H2CO3
- C. CaO
- D. CaCO3
|