Column 1 (Property) | Column 11 (Metal) |
A. An element which can show+8 oxidation state B. 3d block element that can show upto +7 oxidation state C. 3d block element with highest melting point | 1. Mn 2. Cr 3. Os 4. Fe |
Answer:
A. ®(3) B.®(1) C.®(2)
A. Osmium is an
element which can show +8 oxidation state.
B. 3d' block
element that can show upto +7 oxidation state is manganese.
C. 3d block element
with highest melting point is chromium.
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