DA06041959
EVERYDAY ELEMENTS IN SCIENCE: NITROGEN, MERCURY, COPPER, MAGNESIUM, COBALT
Nitrogen is one of the few nonmetal elements in the periodic table. It's positioned between carbon and oxygen; it's atomic number is 7 and represented by the symbol "N." The name came from the Greek word "nitre" which means "to form." It was discovered and first isolated by Daniel Rutherford, although Carl Wilhelm Scheele and Henry Cavendish were also able to do it at the same time on a separate occasion, Rutherford published his discovery first.
DVD
Grade 8-Adult
30 minutes
2018
Requirement
:
Qty :
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100