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Chemistry CBSE Live product
Class 9
Structure of the atom
Annual Revision III - Structure of the atom
8.
Identifying cation, anion, and noble gas
Question:
3
m.
Answer the following questions briefly:
Element
A
B
C
D
Electron
18
11
2
10
Proton
18
11
5
9
From the table above, identify the
cation
,
anion
, and
noble gas
.
i. Cation
-
Element C
Element B
Element A
Element D
ii. Anion
-
Element A
Element D
Element B
Element C
iii. Noble gas
-
Element D
Element B
Element A
Element C
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