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
2. Atoms, elements and co...
2.4. Ions and ionic bonds

Describe the formation of positive ions, known as cations, and negative ions, known as anions

2. Atoms, elements and co...
2.5. Simple molecules and covalent...

State that a covalent bond is formed when a pair of electrons is shared between two atoms leading to noble gas electronic configurations