What Statement Is Inconsistent Concerning the Correlation of the Chemical

question 66

Multiple Choice

What statement is inconsistent concerning the correlation of the chemical compositions of the most common ores with the locations of their metals in the periodic table?

• A)Gold and the platinum-group metals (Ru,Os,Rh,Ir,Pd,and Pt)are sufficiently unreactive to occur commonly as the free metals.
• B)The early transition metals on the left side of the d block generally occur as oxides while the more electronegative,late transition metals on the right side of the d block occur as sulfides.
• C)The more electronegative p-block metals are commonly found as oxides and nitrates except for Al and Sn which are found as sulfides.
• D)The s-block metals are found in nature as carbonates,silicates and in the case of Na and K as chlorides.