Question

Write the valency and symbol for the followings of hydrogen, sodium and potassium

Answer 1

Explanation:

Element. Symbol Valency

Potassium. K 1

Sodium Na. 1

Hydrogen H 1

Answer 2

Answer:

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Explanation:

Na+1

2. H-1

3. K+1

4. Fe+2

5. Fe+3

6. Br-1

7. I-1

8. SO4 -2

9. S-2

10. SO3. -2