Group 2 Flashcards
1
Q
What is the use of Ba sulfate?
A
in medicine to produce x-ray image
2
Q
What is the use of MgOH2
A
neutralises excess acid in stomach
3
Q
Solubility of sulfates
A
Group II sulfates become less soluble down the group. BaSO4 is the least soluble.
4
Q
reaction of Mg w/ steam
and observations (3)
A
Mg +h2o -> MgO + h2
* bright light
* white powder
5
Q
equations for extraction of Titanium using Cl and Mg
A
- TiO₂ + 2 Cl₂ + 2 C —> TiCl₄ + 2 CO
- TiCl₄ + 2Mg —> Ti + 2 MgCl₂
