Question 6
Question 6 of 40
Question image for Q6
Periodic Table
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No letter options?
Older MCQs might not have the typical A, B, C, D choices. They have choices 1, 2, 3, and a combination of them is the answer. Below is the key that maps such combinations to the answer.
A 1, 2 and 3 are correct
B 1 and 2 only are correct
C 2 and 3 only are correct
D 1 only is correct
Topics Tested
3. Stoichiometry
3.1. Formulae

Deduce the symbol equation with state symbols for a chemical reaction, given relevant information

6. Chemical reactions
6.1. Physical and chemical changes

Identify physical and chemical changes, and describe the differences between them