Question 3
Question 3 of 40
Question image for Q3
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
3. Stoichiometry
3.2. Relative masses of atoms and m...

Describe relative atomic mass, ( A_r ), as the average mass of the isotopes of an element compared to 1/12th of the mass of an atom of ( ^{12}C )

2. Atoms, elements and co...
2.2. Atomic structure and the Perio...

State the relative charges and relative masses of a proton, a neutron and an electron

8. The Periodic Table
8.1. Arrangement of elements

Explain similarities in the chemical properties of elements in the same group of the Periodic Table in terms of their electronic configuration