A huge bar of iron has been discovered lurking inside the iconic Ring Nebula. The structure is enormous, spanning hundreds of ...
Different atoms and ions possess characteristic energy levels. Like a fingerprint, they are unique for each species. Among ...
PSEB Class 10 Exam 2026: Punjab School Education Board (PSEB) has recently released exam structure for question papers for all subjects. The board has also announced the official dates for board ...
Amid shifting global monetary policy, persistent inflation pressures, and rising industrial demand, precious metals enjoyed a stellar year, led by silver. Its extraordinary 165% rise has evolved from ...
Top 50 CBSE Class 12 Chemistry MCQs with Answers: CBSE Class 12 Chemistry is a crucial subject that requires strong conceptual clarity and regular practice to score well in the board examinations. To ...
Original Article Published: 31 May 2017 Synthesis and structure–activity relationships of novel lincomycin derivatives. Part 4: synthesis of novel lincomycin analogs modified at the 6- and 7-positions ...
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