Actinides are present in
1) Group-3, Period-6
2) Group-4, Period-6
3) Group-4, Period-7
4) Group-3, Period-7
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1
- Actinides are present in
Group - 3, Period - 7
- It contains the elements with atomic numbers from 89 to 103
- It includes the fourteen elements from Thorium to Lawrencium.
- They are radioactive elements.
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2
Answer:
option (d)... 3....P -7
Explanation:
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