CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
Question

The element X, a metal reacts with oxygen to form a compound which possess high melting point. This compound is also soluble in water. X is identified to be:


A
Calcium
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
Carbon
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
Silicon
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
Sulphur
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A Calcium
Calcium reacts with oxygen to form calcium oxide, which reacts with water to form calcium hydroxide, which is an alkali.
2Ca(s) + O2(g)2CaO(s)
CaO(s) + H2O(l)Ca(OH)2(aq)

flag
Suggest Corrections
thumbs-up
0
mid-banner-image
mid-banner-image
Join BYJU'S Learning Program
Select...
similar_icon
Related Videos
thumbnail
lock
Elements
CHEMISTRY
Watch in App
Join BYJU'S Learning Program
Select...