Everyday Science
NULL
Medium
Question
Deuterium differs from hydrogen in having:
A
Different atomic number but same atomic weight
B
Different atomic number and different atomic weight
C
Same atomic number and different atomic weight
✓ Official correct answer
D
None
Community credibility
Registered members can vote for the answer they believe is correct today and explain why. If the facts change after an election or news event, suggest a new option so others can vote it up.
A
Different atomic number but same atomic weight
No member explanations yet for this option.
B
Different atomic number and different atomic weight
No member explanations yet for this option.
C
Same atomic number and different atomic weight
No member explanations yet for this option.
D
None
No member explanations yet for this option.
Explanation
Deuterium is an isotope: same atomic number, different mass (extra neutron).
So the correct answer is Same atomic number and different atomic weight.
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