The balance equation for the following chemical reactions.
Anhydrous potassium nitrate is heated with an excess of metallic potassium.
$K N O_{3} (s) + K (s) \to$

2 K N O_{3} (s) + 10 K (s) \to 6 K_{2} O + N_{2}

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2 K N O_{3} (s) + 10 K (s) \to 6 K_{2} O + 2 N H_{3}

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2 K N O_{3} (s) + 10 K (s) \to 6 K_{2} O + 2 N H_{3} + 2 K O H

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2 K N O_{3} (s) + 10 K (s) \to 6 K_{2} O + N H_{3} + K O H

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Solution

The correct option is D $2 K N O_{3} (s) + 10 K (s) \to 6 K_{2} O + N_{2}$
When anhydrous potassium nitrate is heated with excess of metallic potassium then the following reaction takes place
$2 K N O_{3} + 10 K \to 6 K_{2} O + N_{2}$

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Similar questions

Potassium nitrate on strong heating decomposes as under:
2KNO₃ $\overset{∆}{\to}$ 2KNO₂+ O₂
Calculate:
(i) weight of potassium nitrite formed.
(ii) weight of oxygen formed when 5.05 g of potassium nitrate decomposes completely.
(K = 39, O = 16, N = 14)

Anhydrous potassium nitrate is heated with excess of metallic potassium $K N O_{3} (s) + K (s) \to X + Y$ In this reaction , the products X and Y are

Q. How many atoms are present in the given reaction?

{P b ({N O}_{3})}_{2} + 2 K I \to P b I_{2} + 2 K N O_{3}

Q. Observe the following chemical equation. And answer the questions.

P b (N O_{3})_{2} + 2 K I \to P b I_{2} + 2 K N O_{3}

(i) What are the reactants?
(ii) What are the products?
(iii) Which type of chemical reaction it is?
(iv) What is the colour of

P b I_{2}

Q. How much

K N O_{3}

must be heated to give as much

O

, as required to burn 16 g of

S

into

S O_{2}

[N = 14, O = 16, K = 39, S = 32]

[Hint :

2 K N O_{3}, \to 2 K N O_{2} + O_{2}; S + O_{2} \to S O_{2}

]

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The balance equation for the following chemical reactions.Anhydrous potassium nitrate is heated with an excess of metallic potassium.KNO3(s)+K(s)→

The correct option is D 2KNO3(s)+10K(s)→6K2O+N2When anhydrous potassium nitrate is heated with excess of metallic potassium then the following reaction takes place2KNO3+10K→6K2O+N2

The balance equation for the following chemical reactions.
Anhydrous potassium nitrate is heated with an excess of metallic potassium.
$K N O_{3} (s) + K (s) \to$

The correct option is D $2 K N O_{3} (s) + 10 K (s) \to 6 K_{2} O + N_{2}$
When anhydrous potassium nitrate is heated with excess of metallic potassium then the following reaction takes place
$2 K N O_{3} + 10 K \to 6 K_{2} O + N_{2}$