An element reacts with oxygen to give a compound with a high melting point. This compound is also soluble in water. The element is likely to be
A. Calcium
B. Carbon
C. Silicon
D. Iron.
Answer:A
An element reacts with oxygen to give a compound with a high melting point. This compound is also soluble in water. The element is likely to be
A. Calcium B. Carbon C. Silicon D. Iron.