Question 7
Question 7 of 40
Question image for Q7
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. Chemical bonding
3.2. Ionic bonding

describe ionic bonding including the examples of sodium chloride, magnesium oxide and calcium fluoride

10. Group 2
10.1. Similarities and trends in th...

describe, and write equations for, the thermal decomposition of the nitrates and carbonates, to include the trend in thermal stabilities