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- Engineering
- Which pair of atomic numbers represents s-block elementsOption: 1 7,15 Option: 2
- #Joint Entrance Examination Main
- #Chemistry
- #National Eligilibility Cum Entrance Test
- #Class 11
- #Engineering
- #Classification of Elements and Periodic table
Which pair of atomic numbers represents s-block elements
Option: 1
7,15
Option: 2
6,12
Option: 3
9,17
Option: 4
3,12
Answers (1)
Out of the given elements, Z= 3 (Li) and Z= 12 (Mg) belong to the s Block of the periodic table
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