Chemistry · Environmental Chemistry
निम्नलिखित में से किस ग्रह के वायुमंडल में मुख्य रूप से हाइड्रोजन (H2) और हीलियम प्रचुर मात्रा में पाई जाती है?
- 1बुध (Mercury)
- 2मंगल (Mars)
- 3शुक्र (Venus)
- 4शनि (Saturn)✓
सही उत्तर देखें
शनि (Saturn)
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