Periodic Properties of Elements MCQ
The second period consist of
1. Two elements
2. Eight elements
3. Eighteen elements
4. Thirty two elements
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The first period elements are
1. He and Ne
2. Li and Na
3. H and He
4. Be and Mg
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The First period has
1. Only two elements
2. Only three elements
3. Only one element
4. Only eight elements
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Lanthanides and actinides are separately placed at the …….. of the periodic table
1. Right side
2. Bottom
3. Left side
4. None of these
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In Modern periodic table Middle of the Three vertical columns are considered as
1. One Group
2. Two groups
3. Three Groups
4. None of these
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How many groups are there in Modern periodic table
1. 10
2. 15
3. 16
4.18
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How many vertical columns are there in Modern periodic table
1.7
2.9
3. 15
4.18
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In the Modern periodic table vertical columns called
1. Periods
2. Groups
3. (1) and (2)
4. None of these
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In the Modern periodic table horizontal rows called
1. Periods
2. Groups
3. Triads
4. None of these
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The long foam of the periodic table has
1. 7 horizontal rows and 15 vertical columns
2. 15 horizontal rows and 7 vertical columns
3.9 horizontal rows and 18 vertical columns
4. 7 horizontal rows and 18 vertical columns
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