Advertisements
Advertisements
प्रश्न
Write the balanced equation for the preparation of the following compounds, starting from iron and other substance:
Iron (II) sulphate
Advertisements
उत्तर
\[\ce{Fe + dilute H2SO4 -> FeSO4 + H2}\]
APPEARS IN
संबंधित प्रश्न
State how would you prepare copper (II) oxide from
Copper nitrate
State how would you prepare copper (II) oxide from
Copper Carbonate
Define the following term:
Neutralisation
Write the balanced equation for the preparation of the following compounds, starting from iron and other substance:
lead sulphate using dilute sulphuric acid.
Carbon dioxide and sulphur dioxide gas can be distinguished by using ______.
Write the equation for the following reaction:
Magnesium sulphate solution is mixed with barium chloride solution.
Mention the colour changes observed when the following indicators are added:
| Solution | Acids | Alkalies |
| (a) Alkaline phenolphthalein solution | ||
| (b) Methyl orange solution | ||
| (c) Neutral litmus solution |
The following is a list of methods for the preparation of salts.
A – direct combination of two elements.
B – reaction of a dilute acid with a metal.
C – reaction of a dilute acid with an insoluble base.
D – titration of a dilute acid with a solution of soluble base.
E – reaction of two solutions of salts to form a precipitate.
Choose from the above list A to E, the best method of preparing the following salt by giving a suitable equation in the following case:
Copper sulphate.
You are provided with the following chemicals:
NaOH, Na2CO3, H2O, Zn(OH)2, CO2, HCI, Fe, H2SO4, CI2, Zn.
Using the suitable chemicals from the given list only, state briefly how you would prepare sodium chloride.
For each of the salt: A, B, C and D, suggest a suitable method of its preparation.
D is a soluble salt of zinc.
