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सी.आई.एस.सी.ई.आयसीएसई ICSE Class 8

Give Two Examples Basic Oxide .

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प्रश्न

Give two examples Basic oxide .

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उत्तर

Basic oxide - [ Eg. `"Na"_2`O, CaO , MgO, ect,]

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Oxides
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पाठ 6: Chemical Reactions - Exercise 2 [पृष्ठ ८६]

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सेलिना Concise Chemistry [English] Class 8 ICSE
पाठ 6 Chemical Reactions
Exercise 2 | Q 10.2 | पृष्ठ ८६

संबंधित प्रश्‍न

A chemical reaction may be ‘reversible’ in nature. State the meaning of the term in italics.


Give a reason why a catalyst is used in certain chemical reactions.


Certain thermal decomposition reaction, resulting in the formation of the oxide. Give a balanced equation for the thermal decomposition of the following, which result in the formation of metallic oxide.

Limestone
\[\ce{CaCO3->[\Delta]CaO + CO2}\]


Certain thermal decomposition reaction, resulting in the formation of the oxide. Give a balanced equation for the thermal decomposition of the following, which result in the formation of metallic oxide.

Lead carbonate
\[\ce{PbCO3->[\Delta]PbO + CO2}\]


Certain thermal decomposition reaction, resulting in the formation of the oxide. Give a balanced equation for the thermal decomposition of the following, which result in the formation of metallic oxide.

Calcium hydroxide
\[\ce{Ca[OH]2->[\Delta]CaO + H2O}\]


Give a balanced equation for the formation of the following oxide –

Zinc oxide from a metal


Give a balanced equation for the formation of the following oxide –

Lead oxide from a mixed Oxide.


Give the example of the acidic oxide, basic oxide, amphoteric oxide and neutral oxide. State which of the oxide react with water to give a base.


Give the example of the acidic oxide, basic oxide, amphoteric oxide and neutral oxide. State which of the oxide react with a base to give salt and water.


Give the example of the acidic oxide, basic oxide, amphoteric oxide and neutral oxide. State which of the oxide react with acids and bases to give salt and water.


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