CHEMSHEETS GROUP 2 SULFATES HYDROXIDES www chemsheets co
- Slides: 20
CHEMSHEETS GROUP 2 – SULFATES & HYDROXIDES © www. chemsheets. co. uk AS 1060 3 -July-15
When an IONIC substance dissolves, the ions separate and mix in with the water: Na. Cl(s) Na. Cl(aq) © www. chemsheets. co. uk AS 1060 3 -July-15
Mix solutions of two ionic compounds: Mg(NO 3)2(aq) H 2 SO 4(aq) © www. chemsheets. co. uk AS 1060 3 -July-15
they may just mix! No reaction © www. chemsheets. co. uk AS 1060 3 -July-15
Mix solutions of two ionic compounds: Ba(NO 3)2(aq) H 2 SO 4(aq) © www. chemsheets. co. uk AS 1060 3 -July-15
or a precipitate may form (if it gives a combination of ions that is insoluble) Ba 2+(aq) + SO 42 -(aq) Ba. SO 4(s) © www. chemsheets. co. uk AS 1060 3 -July-15
Mg. Cl 2(aq) Na. OH(aq) © www. chemsheets. co. uk AS 1060 3 -July-15
Mg 2+(aq) + 2 OH–(aq) Mg(OH)2 (s) © www. chemsheets. co. uk AS 1060 3 -July-15
Ba. Cl 2(aq) Na. OH(aq) © www. chemsheets. co. uk AS 1060 3 -July-15
No reaction © www. chemsheets. co. uk AS 1060 3 -July-15
Group 2 sulphates Mg. SO 4 Ca. SO 4 Sr. SO 4 Ba. SO 4 © www. chemsheets. co. uk AS 1060 3 -July-15
Group 2 sulphates Mg. SO 4 Soluble Ca. SO 4 Slightly soluble Sr. SO 4 Insoluble Ba. SO 4 Insoluble © www. chemsheets. co. uk AS 1060 3 -July-15
Group 2 sulphates Mg. SO 4 Soluble Ca. SO 4 Slightly soluble Ca 2+(aq) + SO 42 -(aq) → Ca. SO 4(s) Sr. SO 4 Insoluble Sr 2+(aq) + SO 42 -(aq) → Sr. SO 4(s) Ba. SO 4 Insoluble Ba 2+(aq) + SO 42 -(aq) → Ba. SO 4(s) © www. chemsheets. co. uk AS 1060 3 -July-15
Group 2 hydroxides Mg(OH)2 Ca(OH)2 Sr(OH)2 Ba(OH)2 © www. chemsheets. co. uk AS 1060 3 -July-15
Group 2 hydroxides Mg(OH)2 Insoluble Ca(OH)2 Slightly soluble Sr(OH)2 Soluble Ba(OH)2 Souble © www. chemsheets. co. uk AS 1060 3 -July-15
Group 2 hydroxides Mg(OH)2 Insoluble Ca(OH)2 Slightly soluble Sr(OH)2 Soluble Ba(OH)2 Souble Mg 2+(aq) + 2 OH-(aq) → Mg(OH)2(s) Ca 2+(aq) + 2 OH-(aq) → Ca(OH)2(s) © www. chemsheets. co. uk AS 1060 3 -July-15
more soluble Mg. SO 4 Mg(OH)2 Ca. SO 4 Ca(OH)2 Sr. SO 4 Sr(OH)2 Ba. SO 4 Ba(OH)2 more soluble Remember - Opposite trends - Ca(OH)2 & Ca. SO 4 sparingly soluble - Ba. SO 4 insoluble © www. chemsheets. co. uk AS 1060 3 -July-15
Barium meal Ba. SO 4 © www. chemsheets. co. uk AS 1061 3 -July-15
Milk of magnesia Mg(OH)2 © www. chemsheets. co. uk AS 1061 3 -July-15
Slaked lime © www. chemsheets. co. uk Ca(OH)2 AS 1061 3 -July-15
- Chemsheets group 2 questions answers
- Insoluble hydroxides
- Examples of altruism
- Joining together group theory and group skills
- Group 1 vs group 2 specialties
- In group out group
- Y = a(b)^x
- Thermal decomposition of group 1 nitrates
- Group yourselves
- Anova within group and between group
- Amino group and carboxyl group
- William graham sumner in group out group
- Primary group in sociology
- Amino group and carboxyl group
- Chemsheets periodicity
- Q=mc∆t
- Chemseets
- Chemsheets polymers
- Chemsheets as 1052
- Chemsheets amino acids 2
- Chemsheets shapes of molecules