.
3. Name the substance which remains in a test tube after heating ferrous sulphate.
4. Observe double displacement reactions given in the text book and write down the similarities
Answers
Answered by
2
- ferric oxide
- Double displacement reaction 2 compounds react with each other to exchange they are ions to form 2 new compound.
- FOR EXAMPLE:---
- AgNO3+NaCl →. AgCl +NaNo3
Answered by
2
Answer:
3.Only Fe2O3 that is ferric oxide which reddish brown in colour remained in the fort tube ,so the answer is Fe2O3 that is ferric oxide.
4.Double displacement reactions are those in which ions of the reactants are exchanged to form new compounds as products.
In option (ii),
Na
+
ion combines with Cl
−
ion and SO
4
2−
ion combines with Ba
2+
ion to form two new compounds as sodium chloride (NaCl) and barium sulphate (BaSO
4
) respectively.
Similar questions