Which of the following elements will have the lowest atomic mass?
A) Hydrogen: 1 proton and no neutrons
B)Nitrogen: 7 protons and 7 neutrons
C)Oxygen: 8 protons and 8 neutrons
D)Neon: 10 protons and 10 neutrons
Answers
Answered by
2
Hydrogen is the ans as it has lowest no. of protons amd zero neutrons.
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Answered by
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hey.m
hydrogen have low atomic mass because when we move across a periodic table from left to right the atomic mass increases so hydrogen has low atomic mass
hydrogen have low atomic mass because when we move across a periodic table from left to right the atomic mass increases so hydrogen has low atomic mass
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