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Subjects
Science TNSB Mentoring
Class 9
Periodic classification of elements
Applications of the modern periodic table
9.
Alkaline metal with oxygen
Question:
5
m.
Fill in the blanks about alkaline metal with oxygen reaction:
1.
Choose the chemical element number \(4\) __________ and their oxygen reaction product __________.
\(Sr\)
\(2Ca\)
\(Ni\)
\(Ba\)
\(2Mg\)
\(2Be\)
\(2Ra\)
+
O
2
→
\(2RaO\)
\(2BeO\)
\(BaO_2\)
\(CoO\)
\(2CaO\)
\(SrO_2\)
\(2MgO\)
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