Question 14
Question 14 of 40
Question image for Q14
Periodic Table
You can solve this MCQ to see its answer, but your attempt won't be logged unless you login
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
6. Chemical reactions
6.1. Physical and chemical changes

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

5. Chemical energetics
5.1. Exothermic and endothermic rea...

Draw and label reaction pathway diagrams for exothermic and endothermic reactions using information provided, to include: (a) reactants (b) products (c) enthalpy change of the reaction, (Delta H) (d) activation energy, (E_a)

8. The Periodic Table
8.1. Arrangement of elements

Describe the change from metallic to non-metallic character across a period