Question

Hello please tell 10 and 11 questions Answer. Please tell right

Answer 1

Q11
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Answer 2

10. 1.sulphur
2. 2,8,6
3. FeSO4 on heating gives Fe2O3 + SO2 + SO3
4. acidic oxides
5. group 16 period 3rd
11 a. nitrogen
b. covalent bond
c covalent bond