Chemistry
Choosing only substances from the list given in the box below, write equations for the reactions which you would use in the laboratory to obtain:
(a) Sodium sulphate
(b) Copper sulphate
(c) Iron (II) sulphate
(d) Zinc carbonate
| Dilute sulphuric acid | Copper | Copper carbonate |
| Iron | Sodium carbonate | |
| Sodium | ||
| Zinc |
Acids Bases Salts
40 Likes
Answer
a. Na2CO3 + H2SO4 (dil.) ⟶ Na2SO4 + H2O + CO2↑
b. CuCO3 + H2SO4 (dil.) ⟶ CuSO4 + H2O + CO2↑
c. Fe + H2SO4 (dil.) ⟶ FeSO4 + H2↑
d. Zn + H2SO4 (dil.) ⟶ ZnSO4 + H2↑
ZnSO4 + Na2CO3 ⟶ ZnCO3 + Na2SO4
Answered By
23 Likes
Related Questions
You are provided with the following chemicals:
NaOH, Na2CO3, H2O, Zn(OH)2, CO2, HCl, Fe, H2SO4, Cl2, Zn.
Using the suitable chemicals from the given list only, state briefly how you would prepare :
(a) iron (III) chloride
(b) sodium sulphate
(c) sodium zincate
(d) iron (II) sulphate
(e) sodium chloride
For each of the salt : A, B, C and D, suggest a suitable method of it's preparation.
(a) A is a sodium salt,
(b) B is an insoluble salt,
(c) C is a soluble salt of copper
(d) D is a soluble salt of zinc.
From the formula listed below, choose one, in each case, corresponding to the salt having the given description :
AgCl, CuCO3, CuSO4.5H2O, KNO3, NaCl, NaHSO4, Pb(NO3)2, ZnCO3, ZnSO4.7H2O
(a) an acid salt.
(b) an insoluble chloride.
(c) on treating with concentrated sulphuric acid, this salt changes from blue to white.
(d) on heating, this salt changes from green to black.
(e) this salt gives nitrogen dioxide on heating.
(a) Ca(H2PO4)2 is an example of compound called …………… (acid salt / basic salt / normal salt).
(b) Write the balanced equation for the reaction of :
A named acid and a named alkali.