Question

H2SO4 Write the names and symbols of the constituent elements and identify their valencies

Answer 1

Answer with explanation:

1. : Potassium Chloride - K (+1), Cl (-1)

2. : Hydrogen Bromide - H (+1), Br (-1)

3. :Magnesium Bromide - Mg (+2), Br (-1)

4. Potassium Oxide - K (+1), O (-2)

5. Sodium Hydride - Na (+1), H (+1)

6. Calcium Chloride - Ca (+2), Cl (-1)

7. : Carbon Tetrachloride - C (+4), Cl (-1)

8. : Hydrogen Iodide - H (+1), I (+1)

9. H_2S: Hyrogen Sulfide - H (+1), S (-2)

10. : Sodium Sulfide - Na (+1), S (-2)

11. : Iron (II) Sulphire - Fe (-1), S (+1)

12. : Barium Chloride - Ba (+2), Cl (-1)

Answer 2

Answer:

constituents elements- hydrogen(H), sulphur(S), oxygen(O2)

Explanation:

VALENCY; HYDROGEN=1

SULPHUR= -2

OXYGEN= -2

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