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प्रश्न
Give word equation for the reaction of metal is:
magnesium with oxygen
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उत्तर
magnesium + Oxygen → magnesium oxide
2Mg + O2 → 2MgO
[burning]
Flame colour: Dazzling light
Litmus test: Moist red to blue
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संबंधित प्रश्न
Rust is a hydrated oxide of iron which is
What do you observe when Sulphur is heated and then tested with moist blue and red litmus – paper?
Complete and balance the following chemical equation.
\[\ce{KClO3 ->[heat] ?? + O2}\]
What happens when the mercuric oxide is heated?
Classify Sulphur dioxide. Also give a balanced equation to prepare it.
Classify Magnesium oxide. Also give a balanced equation to prepare it.
How will you prove that oxide formed by sulphur is acidic in nature?
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
Give word equation for the reaction of metal is:
calcium
Name the following:
The chemical name of rust.
