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प्रश्न
Identify the following substance:
Gas C has an offensive smell like rotten eggs.
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उत्तर
Hydrogen sulphide
संबंधित प्रश्न
The property by which certain hydrated salts, when left exposed to the atmosphere, lose their water of crystallization and crumble into powder.
What will be the colour of litmus in an aqueous solution of ammonium chloride salt?
The number of molecules of water of crystallisation present in washing soda crystals is:
(a) five
(b) two
(c) ten
(d) seven
The salt whose aqueous solution will have no effect on either red litmus or blue litmus is
(a) potassium sulphate
(b) sodium carbonate
(c) ammonium sulphate
(d) sodium acetate
Which of the following salts will give an aqueous solution having pH of almost 7?
(a) NH4NO3
(b) NH4Cl
(c) CaCl2
(d) KCl
Name a salts whose solubility increases with temperature.
Name the particles present in :
Strong electrolyte
Outline the steps required to convert hydrogen chloride to anhydrous iron (III) chloride. Write the equations for the reactions.
One of the constituents of baking powder is sodium hydrogencarbonate. The other constituent is :
An aqueous solution of a salt turns blue litmus to red. The salt could be the one obtained by the reaction of ______.
