Give me 20 easy chemical formulas for class7
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Answer:
1 H2O,
2. HCL ,
3. K.NO3,
4. H2SO4,
5. SO3,
6. NaCl,
7. HNO3
8. KBr,
9. CuSo4,
10. NaOH
11. NH4Cl
12. CuO
13. CaO
14. K2SO4
15. MgCL2
16 MgO
17. ZnCO3
18. Na2SO4
19. PbO
20. FeO
Explanation:
1 H2O-WATER
2. HCL - HYDRO CHLORIC ACID
3. KNO3 - POTASSIUM NITRATE
4. H2SO4 - SULPHURIC ACID
5. SO3,- SULPHITE
6. NaCl - SODIUM CHLORIDE(TABLE SALT)
7. HNO3- NITRIC ACID
8. KBr - POTASSIUM BROMIDE
9. CuSo4 - COPPER SULPHATE
10. NaOH- SODIUM HYDROXIDE
11. NH4Cl- AMMONIUM CHLORIDE
12. CuO -COPPER OXIDE
13. CaO - CALCIUM OXIDE
14. K2SO4 - POTASSIUM SULPHATE
15. MgCL2- MAGNESIUM CHLORIDE
16 MgO - MAGNESIUM OXIDE
17. ZnCO3 - ZINC CARBONATE
18. Na2SO4 - SODIUM SULPHATE
19. PbO - LEAD[II]
20. FeO
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