Metals react with oxygen to form metal oxides.

Question

Metals react with oxygen to form metal oxides.

Metals react with oxygen to form metal oxides. If the metals considered are K, Cs, Mg and
Sr, the correct order of the basic character of their oxides is

A. MgO>SrO>K₂O>Cs₂O

B.Cs₂O < K₂O < MgO < SrO

C. MgO2O2O

D. K₂O2O

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Answer -: c

Basicity -: alkali metal > alkaline earth metal > transition elements

For k and cs -: on going down the group Basicity increases .

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5 views Answered 2023-02-05 15:29