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प्रश्न
Fill in the blank space by choosing the correct word from the given list.
List: sulphurous, nitric acid, red lead oxide paint, oxygen, phosphoric
To prevent rusting, the underside of the ships is coated with __________________.
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उत्तर
To prevent rusting, the underside of the ships is coated with red lead oxide paint.
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संबंधित प्रश्न
What do you observe when Magnesium is heated and then tested with moist blue and red litmus – paper?
Fill in the blanks :
Oxides of sulphur and nitrogen combine with rain water to form ___________ and _________ which cause ____________.
The process by which oxidation of food in our body takes place is
What happens when Iron burns in oxygen ? Also give the balanced chemical equation for the reaction.
How will you prove that oxide formed by burning sodium is basic in nature?
State four ways of preventing rusting.
State how nitrogen is utilised by plants for their growth. Give a reason why nitrogen is used in flushing food packages.
Describe simple experiments to show the presence of -
oxygen and nitrogen component in air using a bell jar
Give the main experimental points only to demonstrate that candle-gains weight on burning.
Name the following:
The gas required for both combustion and rusting.
