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महाराष्ट्र राज्य शिक्षण मंडळएस.एस.सी (इंग्रजी माध्यम) इयत्ता १० वी

Classify the following reaction into Exothermic and Endothermic reactions. Magnesium ribbon when burned in air, it forms magnesium oxide.

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प्रश्न

Classify the following reaction into Exothermic and Endothermic reactions.

Magnesium ribbon when burned in air, it forms magnesium oxide.

पर्याय

  • Exothermic reaction

  • Endothermic reaction

MCQ
एक शब्द/वाक्यांश उत्तर
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उत्तर

Magnesium ribbon when burned in air, it forms magnesium oxide- Exothermic reaction

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पाठ 3: Chemical reactions and equations - Solve the following Questions

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संबंधित प्रश्‍न

What do you observe when Ammonia is brought in contact of hydrogen chloride.gas.


State the effect of an endothermic reaction.


State the effect of  an exothermic reaction on the surroundings.


What do you observe when ammonium chloride is dissolved in water.


Give scientific reason.

While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.


Identify the endothermic and exothermic reaction.

\[\ce{CaCO_{3(s)}->[\Delta] CaO_{(s)} + CO2}\]


Name a nitrate which produces oxygen as the only gas.


State which type of chemical reaction proceeds with the absorption of heat energy.


Complete the statement by filling in the blank with the correct word:

The element molybdenum used in the reaction of nitrogen with hydrogen at elevated temperatures is an example of a ________.


Complete the statement by filling in the blank with the correct word:

The reaction of coke with steam to give water gas is an example of an __________ reaction.


Give a balanced equation for the following type of reaction:

A catalytic, reversible, exothermic reaction.


Give an example with a balanced equation, of the following reaction:

photochemical reaction


Give an example with a balanced equation, of the following reaction:

electrochemical reaction


Mention any two exothermic reactions.


Assertion: A drop of petrol when touched with finger gives a chill feeling.

Reason: The above phenomenon is an endothermic one.


Give a scientific reason.

While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.


Give scientific reasons.

While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.


Give scientific reason.

While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.


Give scientific reason.

While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.


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