General Science- 8O¹⁶8O¹⁷ Tatha 8O¹⁸ Ko Kya Kehte Hai ?

Q.11090: 8O¹⁶8O¹⁷ तथा 8O¹⁸ को क्या कहते है ?
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8O¹⁶8O¹⁷ तथा 8O¹⁸ को क्या कहते है ? - What is called 8O¹⁶8O¹⁷ and 8O है? - 8O¹⁶8O¹⁷ Tatha 8O¹⁸ Ko Kya Kehte Hai ? General Science in hindi,   samghatak question answers in hindi pdf  samdabi questions in hindi, Know About Samasthanik General Science online test General Science notes in hindi quiz book    Samneutronic