General Science Pratyek Awart Ka Pratham Sadasya Hota Hai ?

Q.11289: प्रत्येक आवर्त का प्रथम सदस्य होता है ?
A
B
C
D
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प्रत्येक आवर्त का प्रथम सदस्य होता है ? - What is the first member of each round? - Pratyek Awart Ka Pratham Sadasya Hota Hai ? General Science in hindi,  Chemistry Ek Hallogen question answers in hindi pdf  Ek akreey Gas questions in hindi, Know About Ek Kshar Dhatu General Science online test General Science notes in hindi quiz book    Ek updhatu


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