Question

please answer this question
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Answer 1

Answer:it will take a while give me 5 min and ill answer

Explanation:

Q1 Atoms are neutral; they contain the same number of protons as electrons. By definition, an ion is an electrically charged particle produced by either removing electrons from a neutral atom to give a positive ion or adding electrons to a neutral atom to give a negative ion.

Q2 1. Potassium K 1

2. Sodium Na 1

3. Hydrogen H 1

4. Calcium Ca 2

5. Aluminium Al 3

6. Magnesium Mg 2

7. Zinc Zn 2

8. Chlorine Cl 1

9. Sulphur S 2

10. Nitrogen N 3

11. Oxygen O 2

12. Ammonium [[> widget id="1" <]] 1

13. Bicarbonate [[> widget id="2" <]] 1

14. Nitrate [[> widget id="3" <]] 1

15. Bisulphate [[> widget id="4" <]] 1

16. Bisulphite [[> widget id="5" <]] 1

17. hydroxide [[> widget id="6" <]] 1

18. carbonate [[> widget id="7" <]] 2

19. Sulphate [[> widget id="8" <]] 2

20. sulphite [[> widget id="9" <]] 2

Q3  

a) 3,

b) 2,

c) 3,

d) 1,

e) 3,

f) 1,

g) 1

Q5

part a) CaCO3

part b)  HNO₃

part c) NH3

part d) CaO

part e) H₂SO₄

part f) NaCl

idk question 4 answer sorry

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