Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test Chemistry Organic Chemistry – Some Basic Principles and Techniques Methods of Purification of Organic Compounds
Most metal oxides are insoluble in water but some of these dissolve in water to form :
1
Acid
2
Hydrogen
3
Alkalis
4
More than one of the above
5
None of the above