A. Concentrated tetraoxonitrate (Vl) acid
B. Calcium oxide
C. anhydrous calcium chloride
D. phosphorus (V) oxide
E. anhydrous copper (ll) tetraoxosulphate (VI)
Correct Answer:
Option B – Calcium oxide
A. Concentrated tetraoxonitrate (Vl) acid
B. Calcium oxide
C. anhydrous calcium chloride
D. phosphorus (V) oxide
E. anhydrous copper (ll) tetraoxosulphate (VI)
Correct Answer:
Option B – Calcium oxide
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