Question 11 MarkThe number of neutrons present in nucleus any atom is its atomic number.AnswerFalseView full question & answer→
Question 21 MarkThe azimuthal quantum number is from (l) = 0 to (n - 1)AnswerTrue View full question & answer→
Question 41 MarkThe number of electrons in any orbital $=2 n ^2$AnswerFalse View full question & answer→
Question 81 MarkThe Lyman series of hydrogen spectrum lies in visible region.AnswerFalse View full question & answer→
Question 101 MarkThe mass of electron is $9.1 \times 10^{-31}$ gram.AnswerFalse View full question & answer→