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The mass number of a nucleus is(a)Sometimes less than and sometimes more than its atomic number(b)Always less than its atomic number(c)Always more than its atomic number(d)Sometimes equal to its atomic number

Navjyot Kalra , 11 Years ago
Grade 10
anser 1 Answers
Aditi Chauhan

Last Activity: 11 Years ago

(d)

In case of hydrogen atom, Mass number = atomic number

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