Question 3

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

Open in App

Solution

The element is most likely to be calcium. It reacts with oxygen to form calcium oxide that dissolves in water to form calcium hydroxide. The melting point of calcium oxide is nearly $2500^{0} C$ .

Suggest Corrections

Similar questions

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

(d) iron

An element reacts with oxygen to give a compound with a high melting point.The element is likely to be

(A) Calcium

(B) Silicon

(D) Iron

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:

Join BYJU'S Learning Program

Explore more

Join BYJU'S Learning Program