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प्रश्न
Rust is a hydrated oxide of iron which is
पर्याय
Reddish brown
Green
White
Black
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उत्तर
Reddish brown
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संबंधित प्रश्न
Fill in the blank spaces by choosing the correct words from the given list.
List: amalgam, chlorine, gallium, sodium chloride, silver chloride
A gas used to sterilisation of drinking water is ________
What happens when the mercuric oxide is heated?
Classify Copper oxide. Also give a balanced equation to prepare it.
Classify Magnesium oxide. Also give a balanced equation to prepare it.
State why galvanization, tinning and chromeplating are used as three different processes for coating specific articles for prevention of rusting.
State a specific reason for using magnesium in fireworks.
Give reason for the following:
Galvanized steel is not used for articles used for edible applications.
Give word equation for the reaction of Non-metal:
Sulphur
Give word equation for the reaction of Non-metal:
carbon
Give word equation for the reaction of Non-metal:
phosphorus
