1. 8/30/2013 1 Classification of Matter Matter: has mass, occupies space Pure substances • Only 1 substance present • Definite and constant composition…
1. PR ESENTED BY JigyashaTimsina BDS 2nd year 2. AGING Definition : Refers to irreversible and inevitable change that occurs with time It is also defined as sum of…
46 13.65) Colligative properties depend on the concentration of particles in solution. PA = XA P°A, )P = Xsolute P°solvent, )Tf = i Kf m, )Tb = i Kb m, A = i M R T In the…
CONCEPT MAP PAGE 28 4541/ CHEMISTRY MODUL PEMBELAJARAN CHAPTER 3 ; CHEMICAL FORMULAE AND EQUATION CONCEPT MAP CHAPTER 3: CHEMICAL FORMULAE AND EQUATIONS A. RELATIVE ATOMIC…
Slide 1Lesson 3: Aim and Objectives Aim: How can covalent bonds and covalent compounds be described? Objectives: 1.Understand the difference between network solids and molecular…
Slide 1Electrical conductivity in solids Slide 2 Solid metals, such as aluminium, lead and sodium (right) are good conductors of electricity. Slide 3 Metals continue to conduct…
Slide 1 BELLRINGER What is the chemical formula for water? Draw what one molecule of water looks like and draw what 5 molecules of water looks like. 1 Molecule H 2 05 Molecules…
Slide 1 Chemical Bonding Chapter 7 Slide 2 The Octet Rule Atoms tend to gain, lose, or share electrons in order to get a full set of valence electrons. “octet” – most…
Slide 1 Compounds A compound is a pure substance that contains two or more elements that are chemically bonded to each other Compounds form when the electrons of two or more…