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प्रश्न
Give word equation for the reaction of metal is:
calcium
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उत्तर
calcium + Oxygen → Calcium oxide
\[\ce{Ca + O2 -> 2CaO}\]
[burning]
Flame colour: Brick yellow
Litmus test: Moist red to blue
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संबंधित प्रश्न
Rust is a hydrated oxide of iron which is
Give two examples of metallic oxides.
What do you observe when Sulphur is heated and then tested with moist blue and red litmus – paper?
Which one of the following is most likely to be corroded?
Classify Copper oxide. Also give a balanced equation to prepare it.
Classify Sulphur dioxide. 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 zinc in galvanizing
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:
sodium
Give word equation for the reaction of metal is:
magnesium with oxygen
Name the following:
The product formed on oxidation of phosphorus.
Name the following:
The chemical name of rust.
