मराठी
सी.आई.एस.सी.ई.आयसीएसई ICSE Class 7

Name the Type of Chemical Reaction Shown by the Following Equation: 2mg + O2 → 2mgo

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प्रश्न

Name the type of chemical reaction shown by the following equation:

2Mg + O2 → 2MgO

एका वाक्यात उत्तर
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उत्तर

2Mg + O2 → 2MgO  => Combination reaction.

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पाठ 5: Language of Chemistry - Additional questions

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सेलिना Concise Chemistry [English] Class 7 ICSE
पाठ 5 Language of Chemistry
Additional questions | Q 8.2

संबंधित प्रश्‍न

When carbon dioxide is passed through lime water, it turns milky due to the formation of ______.


MULTIPLE CHOICE QUESTIONS

Tick the most appropriate answer

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  1. oxygen
  2. chlorine
  3. hydrogen
  4. none of these

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The new substances formed during a chemical reaction are called the ..................


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Explain the following reaction with one suitable example of Double decomposition reaction.


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Give an example of the following chemical change.

Two gases combine to form white solid


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NaCl(aq) + AgNO3(aq) →


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Heat on  Zinc nitrate Colour of residue  

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Write some materials prepared by chemical changes.


Classify the following as physical or chemical properties

Zinc dissolves in hydrochloric acid with the evolution of hydrogen gas.


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Write the effects of chemical reactions.


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