General Science- Pratyek Awart Ka Antim Sadasya Hota Hai ?

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Q.11290: प्रत्येक आवर्त का अन्तिम सदस्य होता है ?
A.
B.
C.
D.
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प्रत्येक आवर्त का अन्तिम सदस्य होता है ? General Science in hindi,   Ek Hallogen question answers in hindi pdf  Ek Nishkriy Gas questions in hindi, Know About Ek Dhatu General Science online test General Science notes in hindi quiz book    Ek updhatu

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