DP Chemistry (last assessment 2024)
Question 19M.1.hl.TZ1.7
Date | May 2019 | Marks available | [Maximum mark: 1] | Reference code | 19M.1.hl.TZ1.7 |
Level | hl | Paper | 1 | Time zone | TZ1 |
Command term | Question number | 7 | Adapted from | N/A |
7.
[Maximum mark: 1]
19M.1.hl.TZ1.7
Which series represents atoms in order of decreasing atomic radius?
A. N > C > Be > Mg
B. Mg > N > C > Be
C. Be > C > N > Mg
D. Mg > Be > C > N
[1]
Markscheme
D
Examiners report
Another well answered question with 75 % correctly ranking elements according to atomic radii. One G2 form stated that this question was repeated in paper 2.