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प्रश्न
Give reasons for the following:
oxygens finds utility in welding & cutting of metals.
उत्तर
Oxygen finds utility in welding and cutting of metals because of Oxy-acetylene flame provides temperature aroud 3000° C and oxy-hydrogen flame provides temperature around 2800°C.
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संबंधित प्रश्न
A chemical called oxygenated water.
Two substances which undergo rapid oxidation.
What is the role of manganese dioxide in the preparation of oxygen?
Why is potassium chlorate not used for laboratory preparation of oxygen ?
Name the three types of oxidation processes. In which of these large amount of heat and light energy are produced?
Fill in the blank :
Oxygen occupies about _____% of air by volume.
How will you obtain dry oxygen in the laboratory?
Statement given below is incorrect. Write the correct statement :
Moist oxygen causes rusting in carbon.
Write about the combustible property of Oxygen.
Write the reaction of oxygen with non–metals.
