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प्रश्न
Carbon dioxide and sulphur dioxide gas can be distinguished by using ______.
पर्याय
moist blue litmus paper
lime water
acidified potassium dichromate paper
none of the above
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उत्तर
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संबंधित प्रश्न
State how would you prepare copper (II) oxide from
Copper nitrate
State how would you prepare copper (II) oxide from
copper sulphate
Write the balanced equation for the preparation of the following compounds, starting from iron and other substance:
Iron (II) sulphate
Choosing the correct words given in brackets, complete the sentence given below: Copper sulphate from copper.
Match the salts given in Column I with their method of preparation given in Column II:
| Column I | Column II | ||
| (i) | Pb(NO3)2 from PbO | (a) | Simple displacement |
| (ii) | MgCl2 from Mg | (b) | Titration |
| (iii) | FeCl3 from Fe | (c) | Neutralization |
| (iv) | NaNO3 from NaOH | (d) | Precipitation |
| (v) | ZnCO3 from ZnSO4 | (e) | Combination |
Write the equation for the following reaction:
Magnesium sulphate solution is mixed with barium chloride solution.
Give the equation for the preparation of the following salt from the starting material given.
Iron (III) Chloride from Iron
What is the difference between the chemical nature of an aqueous solution of HCl and an aqueous solution of NH3
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 iron (II) 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.
