मराठी

Copper(II) carbonate when heated turns:

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प्रश्न

Copper(II) carbonate when heated turns: 

पर्याय

  • pale yellow

  • black

  • reddish brown

  • blue

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उत्तर

Black

Explanation:

When light-green copper(II) carbonate (\(\text{CuCO}_{3}\)) is heated, it undergoes thermal decomposition to produce copper(II) oxide (\(\text{CuO}\)), which leaves behind a distinct black solid residue:

\(\text{CuCO}_{3}\xrightarrow{\Delta }\text{CuO\ (black)}+\text{CO}_{2}\uparrow \)

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पाठ 13: Practical Work - EXERCISE [पृष्ठ २८१]

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लखमीर सिंह Chemistry [English] Class 10 ICSE
पाठ 13 Practical Work
EXERCISE | Q 2. | पृष्ठ २८१
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