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प्रश्न
Explain, giving one example of the following chemical changes:
Double decomposition
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उत्तर
Double decomposition is a type of chemical change in which two compounds in a solution react to form two new compounds by mutual exchange of radicals. Double decomposition reaction is also called a double displacement reaction.
\[\ce{AB + CD -> AD + CB}\]
Example - \[\ce{AgNO3 + NaCl -> AgCl \downarrow + NaNO3}\]
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संबंधित प्रश्न
State the type of reactions for the following represent and balance the ones that are not balanced.
CuO+H2→ Cu+ H2O
State the type of reactions for the following represent and balance the ones that are not balanced.
AgNO3 + NaCl → AgCl + NaNO3
State which of the substance given below evolve oxygen gas on thermal decomposition.
Lead nitrate
The reaction can be classified as:
State which of the following type, take place in the reaction is given below.
\[\ce{AgNO3 + HCl->AgCl + HNO3}\]
Give a balanced equation for thermal decomposition of ammonium dichromate
Define a thermal dissociation reaction with a suitable example.
Name a metallic oxide which on thermal decomposition is reduced to metal.
State how displacement reaction represented.
Complete the statement by filling in the blank with the correct word:
Direct combination reaction of sulphur dioxide with water gives ________.
Differentiate between the following:
Decomposition reaction and a double decomposition reaction.
