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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
What do you observe when Sulphur is heated and then tested with moist blue and red litmus – paper?
Classify Magnesium oxide. Also give a balanced equation to prepare it.
How will you prove that oxide formed by sulphur is acidic in nature?
Give a reason why oiling or greasing is done on the exposed moving iron parts of machinery and not preferred on heavy stationary iron parts.
State a specific reason for using zinc in galvanizing
State a specific reason for using lead in bullets
Give word equation for the reaction of Non-metal:
Sulphur
Give word equation for the reaction of Non-metal:
phosphorus
Give word equation for the reaction of metal is:
sodium
Give word equation for the reaction of metal is:
magnesium with oxygen
