Chemistry
1H2 is an isotope of hydrogen. In the modern Periodic Table it will:
- be placed before hydrogen
- be placed after hydrogen
- be placed at the same position as hydrogen
- not have any position in the Periodic Table
Periodic Table
ICSE Sp 2025
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Answer
be placed at the same position as hydrogen
Reason — The position of an element in the Periodic Table is determined by its atomic number. Therefore, isotopes of an element are not listed separately; instead, they are all represented under the same element symbol.
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