A) ऍक्टिनॉइड्स अत्यंत प्रतिक्रियाशील धातू आहेत, विशेषत: बारीक विभागल्यावर.
B) लॅन्थनॉइड आकुंचनापेक्षा घटक ते घटक यांच्यातील ऍक्टिनॉइड आकुंचन जास्त असते.
C) बहुतेक त्रिसंयुजक लॅन्थनॉइड आयन घन स्थितीत रंगीत असतात.
D) लॅन्थनॉइड्स उष्णता आणि विद्युतचे खराब वाहक आहेत.
The Ministry of Education has launched the SATHEE initiative in association with IIT Kanpur to provide free guidance for competitive exams. SATHEE offers a range of resources, including reference video lectures, mock tests, and other resources to support your preparation. Please note that participation in the SATHEE program does not guarantee clearing any exam or admission to any institute.
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