निश्चित अनुपात का नियम ______ द्वारा दिया गया था।

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RRC Group D Previous Paper 10 (Held On: 28 Sep 2018 Shift 1)
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  1. डेमोक्रिटस
  2. लोवोइसिएर
  3. प्राउस्ट
  4. जॉन डाल्टन

Answer (Detailed Solution Below)

Option 3 : प्राउस्ट
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Detailed Solution

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  • निश्चित अनुपात के नियम में कहा गया है कि एक यौगिक में तत्व हमेशा द्रव्यमान के समान अनुपात होंगे।
  • यह प्राउस्ट द्वारा दिया गया था।
  • लावोइसियर ने दहन में ऑक्सीजन की भूमिका की खोज की।
  • डेमोक्रिटस एक ग्रीक गणितज्ञ था।
  • डाल्टन ने परमाणु सिद्धांत दिया जो बताता है कि विभिन्न आकार के परमाणु आकार और द्रव्यमान में भिन्न होते हैं।
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