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Science Test Space
Class 8
Periodic classification of elements
Textbook questions
6.
State whether true or false. If false, correct the statement II
Question:
2
m.
1.
Lanthanides and actinides are placed at the bottom of the periodic table because they resemble each other, but they do not resemble with any other group elements.
False
True
Lanthanides and actinides are at the bottom of the periodic table because they are similar to one another
Lanthanides and actinides are at the bottom of the periodic table because they are not similar to one another
2.
Halogens are group \(17\) elements.
True
False
Halogens are group \(18\) elements.
Halogens are group \(17\) elements.
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