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सी.आई.एस.सी.ई.आईसीएसई ICSE Class 7

Name the Following: the Most Reactive Halogen. - Chemistry

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प्रश्न

Name the following:

The most reactive halogen.

एक शब्द/वाक्यांश उत्तर

उत्तर

Fluorine

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अध्याय 6: Metals and Non-metals - Objective Type Questions

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विराफ जे दलाल New Simplified Middle School Chemistry [English] Class 7
अध्याय 6 Metals and Non-metals
Objective Type Questions | Q 3.1

संबंधित प्रश्न

Saloni took a piece of burning charcoal and collected the gas evolved in a test tube.

(a) How will she find the nature of the gas?

(b) Write down word equations of all the reactions taking place in this process.


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Explain how, a reduction reaction of aluminium can be used for welding cracked machine parts of iron. Write a chemical equation for the reaction involved.


Mention two uses of the following metals and non-metals 

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Fill in the blank 

_______ is a soft metal. 


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Aluminium is best conductor of electricity.   


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Most metals conduct electricity well.


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Why do metals appear shiny?


Why are metalloids called semimetals?


Compare the conductivity of metals and non–metals.


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