% !Mode:: "TeX:UTF-8"
\documentclass[tikz]{standalone}
\usepackage{fontspec}
\usepackage{unicode-math}
\usepackage{pgfplots}
\setmainfont{Libertinus Serif}
\setmathfont{Libertinus Math}
\pgfplotsset{compat=1.16}
\begin{document}
	\begin{tikzpicture} [
			lab/.style={red}
		]
		\begin{axis} [
			width=10cm,
			height=8cm,
			xlabel={Atomic number},
			ylabel={Empirical atomic radius (pm)},
			xtick={0,10,...,100},
			ytick={0,50,...,300},
			minor x tick num=4,
			minor y tick num=4,
			xmajorgrids=true,
			ymajorgrids=true,
			yminorgrids=true,
			xmin=0,xmax=100,
			ymin=0,ymax=300,
			mark options={scale=0.5}
		]
			\addplot table [x=NA,y=R] {
NA     R
1      25
3      145
4      105
5      95
6      85
7      85
8      90
9      50

11     180
12     150
13     125
14     110
15     100
16     100
17     100

19     220
20     180
21     160
22     140
23     135
24     140
25     140
26     140
27     135
28     135
29     135
30     135
31     130
32     125
33     115
34     115
35     115

37     265
38     200
39     180
40     155
41     145
42     145
43     135
44     130
45     135
46     140
47     160
48     155
49     155
50     145
51     145
52     140
53     140

55     260
56     215
57     195
58     185
59     185
60     185
61     185
62     185
63     185
64     180
65     175
66     175
67     175
68     175
69     175
70     175
71     175
72     155
73     145
74     135
75     135
76     130
77     135
78     135
79     135
80     150
81     190
82     180
83     160
84     190
85     180

87     280
88     285
89     195
90     180
91     180
92     175
93     175
94     175
95     175
			};
			\node at (axis cs:1,25) [above right,lab] {H};
			\node at (axis cs:3,145) [above,lab] {Li};
			\node at (axis cs:11,180) [above,lab] {Na};
			\node at (axis cs:19,220) [above,lab] {K};
			\node at (axis cs:37,265) [above,lab] {Rb};
			\node at (axis cs:55,260) [above,lab] {Cs};
			\node at (axis cs:87,280) [above,lab] {Fr};
		\end{axis}
	\end{tikzpicture}
\end{document}