valency chart Flashcards
(10 cards)
1
Q
hydrogen
A
-H
-1[atomic no]
-2[mass no]
2
Q
helium
A
-He
-2[atomic no]
-4[mass no]
3
Q
flourine
A
-F
-9[atomic]
-19[mass]
4
Q
boron
A
-B
-5[atomic no]
-11[mass no]
5
Q
A
6
Q
nitrogen
A
-N
-7[atomic]
-14[mass]
7
Q
lithium
A
-Li
-3[atomic no]
-7[mass no]
8
Q
carbon
A
-C
-6[atomic no]
-12[mass no]
9
Q
oxygen
A
-O
-8[atomic]
-16[mass]
10
Q
beryllium
A
-Be
-4[atomic no]
-9[mass no]
