Question
Download Solution PDFनिम्नलिखित में से कौन सा तत्व यौगिकों की उच्चतम संख्या बनाता है?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFसही उत्तर विकल्प 4, अर्थात् कार्बन है।
- कार्बन बड़ी संख्या में कम से कम 10 मिलियन की संख्या में, रासायनिक यौगिक बना सकता है।
- साथ ही सभी तत्वों में इसका ऊर्ध्वपातन बिंदु उच्चतम है।
- यह पृथ्वी के क्रस्ट पर 15 वां सबसे प्रचुर तत्व है।
- ग्रेफाइट, हीरा, फुलरीन कार्बन के कुछ अपररूप हैं।
Last updated on May 30, 2025
->UPSC has released UPSC NDA 2 Notification on 28th May 2025 announcing the NDA 2 vacancies.
-> A total of 406 vacancies have been announced for NDA 2 Exam 2025.
->The NDA exam date 2025 has been announced for cycle 2. The written examination will be held on 14th September 2025.
-> Earlier, the UPSC NDA 1 Exam Result has been released on the official website.
-> The selection process for the NDA exam includes a Written Exam and SSB Interview.
-> Candidates who get successful selection under UPSC NDA will get a salary range between Rs. 15,600 to Rs. 39,100.
-> Candidates must go through the NDA previous year question paper. Attempting the NDA mock test is also essential.