9.2 Write the names of isotopes of hydrogen. What is the mass ratio of these isotopes ?
Answer-
Isotopes of Hydrogen are-
The mass ratio is 1:2:3
CBSE Exam Date 2027 Highlights: Class 10, 12 exam dates soon on cbse.gov.in; private candidate form
CBSE 10th, 12th board exam schedule 2027: Sample papers, passing marks
CBSE Class 10, 12 Board Exam 2027: Schedule soon; passing marks, paper pattern
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