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Chemistry
Chemistry
Problem
Which of the following reactions is/are relevant to the microcosmic bead test? a.
Na
(
NH
4
)
HPO
4
⋅
4
H
2
O
→
NaPO
3
+
NH
3
+
5
H
2
O
\text{Na}(\text{NH}_4)\text{HPO}_4 \cdot 4\text{H}_2\text{O} \rightarrow \text{NaPO}_3 + \text{NH}_3 + 5\text{H}_2\text{O}
Na
(
NH
4
)
HPO
4
⋅
4
H
2
O
→
NaPO
3
+
NH
3
+
5
H
2
O
b.
CoO
+
NaPO
3
→
NaCoPO
4
\text{CoO} + \text{NaPO}_3 \rightarrow \text{NaCoPO}_4
CoO
+
NaPO
3
→
NaCoPO
4
c.
CuO
+
NaPO
3
→
NaCuPO
4
\text{CuO} + \text{NaPO}_3 \rightarrow \text{NaCuPO}_4
CuO
+
NaPO
3
→
NaCuPO
4
d. All of these
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