CORRECT-INCORRECT STATEMENT Which is not correctly matched? A. Basic strength of oxides \[ \math...
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0CORRECT-INCORRECT STATEMENT
Which is not correctly matched?
A. Basic strength of oxides
\[
\mathrm{Cs}_{2} \mathrm{O}\mathrm{Rb}_{2} \mathrm{O}\mathrm{K}_{2} \mathrm{O}\mathrm{Na}_{2} \mathrm{O}\mathrm{Li}_{2} \mathrm{O}
\]
B. Stability of peroxides
\[
\mathrm{Na}_{2} \mathrm{O}_{2}\mathrm{K}_{2} \mathrm{O}_{2}\mathrm{Rb}_{2} \mathrm{O}_{2}\mathrm{Cs}_{2} \mathrm{O}_{2}
\]
C. Stability of bicarbonates
\[
\mathrm{LiHCO}_{3}\mathrm{NaHCO}_{3}\mathrm{KHCO}_{3}\mathrm{RbHCO}_{3}\mathrm{CsHCO}_{3}
\]
D. Melting point
\[
\mathrm{NaF}\mathrm{NaCl}\mathrm{NaBr}\mathrm{NaI}
\]
(1) A and D
(2) A and \( \mathrm{C} \)
(3) A and B
(4) B and C
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