Question
Download Solution PDFटंगस्टन का गलनांक ________से ___________ के बीच में होता है।
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFअवधारणा:
टंगस्टन:
- धातु टंगस्टन उद्दीप्त बल्बों में तंतुओं के लिए प्रयोग किया जाता है।
- इसका गलनांक उच्च है और गर्म होने पर अपनी प्रबलता बरकरार रखती है।
- प्रकाश बल्बों के तंतु टंगस्टन तत्व से बने होते हैं।
- इसका प्रतीक ‘W’ है क्योंकि इसका वैज्ञानिक नाम 'वुल्फरम' और परमाणु संख्या 74 है।
व्याख्या:
टंगस्टन का गलनांक 3300 और 3500 °C के बीच स्थित है। इसलिए विकल्प 4 सही है।
Last updated on Jun 26, 2025
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