question_answer

The correct order of increasing thermal stability of \[{{K}_{2}}C{{O}_{3}},MgC{{O}_{3}},CaC{{O}_{3}}\]  and\[BeC{{O}_{3}}\]is:

A) \[BeC{{O}_{3}}<MgC{{O}_{3}}<CaC{{O}_{3}}<{{K}_{2}}S{{O}_{3}}\]

B) \[MgC{{O}_{3}}<BeC{{O}_{3}}<CaC{{O}_{3}}<{{K}_{2}}S{{O}_{3}}\]

C) \[{{K}_{2}}S{{O}_{3}}<MgC{{O}_{3}}<CaC{{O}_{3}}<BeC{{O}_{3}}\]

D) \[BeC{{O}_{3}}<MgC{{O}_{3}}<{{K}_{2}}S{{O}_{3}}<CaC{{O}_{3}}\]