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23-10-2021
Chemistry

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According to the periodic table, which two elements have an atomic mass less than twice their atomic number?

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MujtabirMaahe MujtabirMaahe

23-10-2021

Answer:

Hydrogen and oxygen

Explanation:

Hydrogen

2 × atomic number = 2

atomic mass = 1.008 amu

Oxygen

2 × atomic number = 16

atomic mass = 15.999 amu

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