Which of the following represents the correct order of the properties indicated ?

Options

A. `{:(F gt O gt N gt C, ("Electronegativity")):}`
B. `{:(Sc^(3+) gt Ti^(4+) gt K^(+),("Size")):}`
C. `{:(Ni^(2+) lt Co^(2+) lt Fe^(2+) lt Mn^(2+),("Unpaired electron")):}`
D. `{:(HNO_(3) gt HNO_(2),("Acidic strength order")):}`

Answer

A, C, D