লক্ষ্য করুন: এই এন্ট্রির অনুবাদ বর্তমানে মান পর্যালোচনার অধীনে রয়েছে, তাই কিছু বিষয়বস্তু সাময়িকভাবে শুধুমাত্র ইংরেজিতে প্রদর্শিত হচ্ছে।
এই এন্ট্রিটি এখনও আপনার ভাষায় অনুবাদ করা হয়নি, তাই নিচে মূল লেখাটি দেখানো হচ্ছে।
columbium
This term serves as an archaic synonym for niobium, primarily appearing in historical scientific literature and early chemical texts. It carries a connotation of obsolescence, marking a specific era of nomenclature before the International Union of Pure and Applied Chemistry standardized the element's name.
Because it refers to a specific chemical element, it functions as a mass noun. In technical contexts, it is treated as an uncountable substance, meaning it does not take a plural form when referring to the element itself, though it may be used countably when referring to specific samples or isotopes of the material.
Meanings
Examples
The element once called columbium is now known as niobium.
I wonder why they decided to rename columbium to niobium.
Old chemistry textbooks often refer to the element as columbium.
Columbium was first discovered in a mineral called columbite.
Is columbium still used in any modern scientific papers?
Is columbium still used in any modern scientific papers?
The naming dispute between columbium and niobium lasted for decades.
He noted that the sample contained traces of columbium.
The professor explained that columbium is the archaic name for element 73.