What is bond dissociation enthalpy? Which kind of energy is stored in a chemical bond? What is the relative atomic mass of potassium? What are the properties of sodium chloride? Describe the composition of potassium chlorate KClO3 What properties characterize ionic compounds?
Calculate the enthalpy of reaction for HCN(g) to H(g) + C(g) + N(g) from standard enthalpies of formation. Given that the C-H bond enthalpy is 411 kJ/mol, obtain a value for the C-N bond enthalpy. Calculate the standard enthalpy change for the reaction of...
18.1 lattice energy.doc,Lattice Energy Enthalpy change of atomisation (?Hat:+) Enthalpy change when 1 mole of gaseous atoms are formed from its elements under standard condition (25℃,1atm) eg: Li(s) → Na(s) → Cl2(s) → P4(s) → Enthalpy change of ioni
What is lattice enthalpy? What type of solid is made up of crystals? How was metallic bonding discovered? Crystals are classified into how many different crystal systems? What is the magnitude of the lattice energy for CsCl? How are atoms arranged in molecular compounds? How is sodium formed?