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

Complete the following table: \\ce{C(s) + O2(g) -> CO2(g)}\ (a) ________ \\ce{Zn(s) + CuSO4(aq) ->}\ Displacement reaction \\ce{2Cu(s) + O2(g) ->[heat] 2CuO(s)}\

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प्रश्न

Complete the following table:

Chemical Reactions Name reaction type
\[\ce{C(s) + O2(g) -> CO2(g)}\] (a) ________
\[\ce{Zn(s) + CuSO4(aq) ->}\] (b) _________ Displacement reaction
\[\ce{2Cu(s) + O2(g) ->[heat] 2CuO(s)}\] (c) _________
\[\ce{C(s) + 2H2(g) -> CH4(g)}\] (d) _________
\[\ce{CaO(s) + H2O(l) -> Ca(OH)2(aq) + heat}\] (e) _________
\[\ce{CaCO3(s) + Heat ->}\] (f) _________ Endothermic Reaction
थोडक्यात उत्तर
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उत्तर

Chemical Reactions Name reaction type
\[\ce{C(s) + O2(g) -> CO2(g)}\] (a) Combination Reaction
\[\ce{Zn(s) + CuSO4(aq) -> ZnSO4(aq) + Cu(s)}\] Displacement reaction
\[\ce{2Cu(s) + O2(g) ->[heat] 2CuO(s)}\] (c) Oxidation reaction
\[\ce{C(s) + 2H2(g) -> CH4(g)}\] (d) Reduction reaction
\[\ce{CaO(s) + H2O(l) -> Ca(OH)2(aq) + heat}\] (e) Exothermic reaction
\[\ce{CaCO3(s) + Heat -> CaO(s) + CO2 ^}\] Endothermic Reaction
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2025-2026 (March) Model set 3 by shaalaa.com

संबंधित प्रश्‍न

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


Explain the term with examples.

Endothermic reaction  


Identify the endothermic and exothermic reaction.

HCl + NaOH → NaCl + H2O + heat


Give an example of the following chemical changes.

A photochemical reaction involving silver salt.


Complete the following statement.

On heating, hydrated copper sulphate changes its colour from ________ to __________.


State the effects of endothermic and exothermic reactions on the surroundings.


Explain the term energy changes in a chemical change or reaction.


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

The reaction of hydrogen burning in oxygen to give a neutral liquid is an example of ________ reaction.


Select the correct answer from the options given below:

State the gaseous product formed, when

An exothermic reaction takes place between ammonia and neutral gas.


Differentiate between the following:

Electrolytic decomposition and photochemical decomposition.


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 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.


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 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.


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