inorganic chemistry chapter 04
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Inorganic ChemistryTRANSCRIPT
PAGE PRE-U TEXT STPM INORGANIC CHEMISTRY
ISBN: 978 983 3879 83 0
Chapter 4 Group 14 elements: C, Si, Ge, Sn, Pb Practice 4.1 Physical and chemical properties of Group 14 elements
Reinforce your understanding and knowledge of the variation of physical and chemical properties of Group 14 elements by elaborating the key words given below:
STPM
: 1998, P1/Q29, 1999, P1/Q22, Q23;, 2000, P1/Q22, Q23, P2/Q2(a);
2001, P1/Q21, Q23; 2002, P/Q22, P2/Q8(b)(ii), 2003, P2/Q3(a);
2004, P1/Q47; 2005, P1/Q21, Q43Reference: Pages 57 to 60Guide
The Group 14 elementsThe electronic configuration of the valence electrons for all elementsPhysical properties of the Group 14 elements
The variation of atomic radius when going down Group 14 Nuclear charge
Screening effect
Effective nuclear charge The variation of first ionisation energy when going down Group 14 Atomic size
Effective nuclear charge
The variation of electrical conductivity when going down Group 14 From giant covalent structure to giant metallic structure The variation of melting point when going down Group 2 Strength of forces holding particles in the solid state
The arrangement of particles in the solid state Lattice structure
General chemical properties of Group 14 elements
Oxidation states of +2 and +4 Relative stability of the +2 and +4 oxidation state
Formation of complex ions
Tetrachlorides of Group 14
General properties
Physical properties of the tetrachlorides
Thermal stability of the tetrachlorides
Hydrolysis of tetrachlorides
Oxides of Group 14: Monoxides
The thermal stability of the monoxides
The acid/base nature of monoxides
Oxides of Group 14: Dioxides
The thermal stability of the dioxides
The acid/base nature of dioxides
Catenation
The allotropes of carbon
The uses of tin, silicon and carbon
Silicon(IV) oxide or silica Structure of silica
Chemical properties of silicon(IV) oxide
Uses of silica, silicon(IV) oxide
Glass
Soda-lime glass Potash glass
Flint/ lead glass
Borosilicate glass (pyrex)
Aluminosilicate glass
Silicates
Silicates with discrete SiO42- ions
Silicates with one shared oxygen atom
Silicates with two shared oxygen atoms
Silicates with three shared oxygen
AluminosilicatesPRE-U TEXT
INORGANIC CHEMISTRY
PAGE 1 Pearson Malaysia Sdn. Bhd. 2007