(a) |
Design and safely carry out an experiment to confirm the law of conservation of mass, identifying and controlling major variables. (A, S) |
(b) |
Explain the importance of the concept of conservation of mass in understanding, interpreting and predicting results of chemical reactions. (K, S) |
(c) |
Represent chemical reactions, organic compounds and conservation of mass using models and word equations. (S, K, A) |
(d) |
Represent chemical reactions and conservation of mass using skeleton equations and balanced equations. (S, K, A) |
(e) |
Translate word equations to balanced chemical equations and balanced chemical equations to word equations. (S, K) |
(f) |
Differentiate between the use of subscripts and coefficients in representing the numbers of atoms and molecules present in chemical reactions. (S) |
(g) |
Categorize chemical reactions as synthesis, decomposition, combustion, single replacement and double replacement, including acid base neutralization. (S, K, A) |
(h) |
Verify whether a chemical equation is correctly balanced, and correct any errors. (S) |
(i) |
Discuss the value of representing chemical reactions using models, word and skeleton equations and balanced chemical equations. (STSE) |