PAGE PRE-U TEXT STPM INORGANIC CHEMISTRY

ISBN: 978 983 3879 83 0

Chapter 2 Group 2 Elements Practice 2.2Thermal decomposition of the nitrates, carbonates and hydroxides

Reinforce your understanding and knowledge of the thermal stability of Group 2 elements by elaborating the key words given below:

STPM

: 1998, P1/Q25; 1999, P1/Q20; 2002, P1/Q20; 2004, P1/Q47Reference: Pages 30 to 31Guide

Physical properties Ionic SolidsThe relative stability : Oxides > nitrates, carbonates and hydroxides The size and the charge of O2- ions Increases the strength of ionic bondThe relative thermal stability of the carbonates

Polarising power of the cations

PRE-U TEXT

INORGANIC CHEMISTRY

PAGE 1 Pearson Malaysia Sdn. Bhd. 2006