Also known as: KR+, kr.
KR has various meanings in the Governmental & Military category. Discover the full forms, definitions, and usage contexts of KR in Governmental & Military.
Symbol:"Kr" Atomic Number:"36" Atomic Mass: 83.80amu. It is one of the noble or inert gases. A non-reactive element, krypton actually makes some compounds. It has been used in flash photography and lasers.
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