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Balancing Chemical Equations by Partial Equation Method

Potassium chl...

Question

Potassium chlorate $(K C l O_{3})$ on heating gives potassium chloride and oxygen. Write a balanced for this reaction and indicate the evolution of gas.

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Solution

$2 K C l O_{3} (s) + h e a t \to 2 K C l (s) + 3 O_{2} (g)$

In the chemical equation, both sides have the same number of K atoms(2), Cl atoms(2) and O atoms(6). Thus, the equation is balanced.

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Similar questions

Q. (a) Potassium chlorate (KClO₃) on heating forms potassium chloride and oxygen. Write a balanced equation for this reaction and indicate the evolution of gas.
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Q. When potassium chlorate

(K C l O_{3})

is heated in the presence of manganese dioxide catalyst, it decomposes to form potassium chloride and oxygen gas. Represent this in the form of a balanced chemical equation.

Q. What mass of potassium chlorate

(K C l O_{3})

on heating gives 1.491 g of potassium chloride (KCl) and 0.672 litres of oxygen at NTP?

Q. Oxygen is prepared by catalytic; decomposition of potassium chlorate

(K C l O_{3})

. Decomposition, of potassium chlorate gives potassium chloride

(K C l)

(O_{2})

. How many moles and how many grams of

K C l O_{3}

are required to produce 2.4 mole

O_{2}

In an experiment when heat is supplied to potassium chlorate (KClO₃) it gives potassium chloride (KCl) and oxygen. What type of reaction is this?

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