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प्रश्न
Choose the method of preparation of the following salts, from the methods given in the list:
[List : A. Neutralization B. Precipitation C. Direct combination D. Substitution ]
(i) Lead chloride
(ii) Iron (II) sulphate
(iii) Sodium nitrate
(iv) Iron (III) chloride
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उत्तर
(i) Lead chloride Precipitation
(ii) Iron (II) sulphate substitution
(iii) Sodium nitrate Neutralization
(iv) Iron (III) chloride Direct combination
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संबंधित प्रश्न
Describe giving all practical details, how would you prepare:
lead sulphate from metallic lead.
Explain hydronium ion. Write the ionization of sulphuric acid showing the formation of hydronium ion.
Give equation to prepare the following as directed
MgCO3 from MgCl2
Give equation to prepare the following as directed
NaHCO3 from Na2CO3
Write the balanced equation for the preparation of the following compounds, starting from iron and other substance:
Iron (II) sulphide
Write the equation for the laboratory preparation of sodium sulphate using dilute sulphuric acid.
Choosing the correct words given in brackets, complete the sentence given below: Lead sulphate from lead nitrate.
Give the equation for the preparation of the following salt from the starting material given.
Iron (III) Chloride from Iron
Explain the following method with example.
Direct combination
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 |
