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Byju's Answer
Standard XII
Chemistry
Group Displacement Law
90Th232 belon...
Question
90
T
h
232
belongs to group-3. It emits an
α
-particle. The daughter element belongs to group
A
I group
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B
II group
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C
III group
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D
IV group
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Solution
The correct option is
C
III group
90
T
h
232
→
88
R
a
228
+
2
H
e
4
;
3
2
Radium belongs to Group-2 (Alkaline eath metals)
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