What information do you get from the figure given below about the atomic number, mass
number and valency of atom X?
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: X element is Boron , Its atomic number is 5 , Its mass number is 11 , Valency of atoms is 3. Y element is Oxygen , Its atomic number is 8 , Its mass number is 16 , Valency of atoms is 5
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Photosynthesis is a chemical reaction that takes place inside a plant, producing food for the plant to survive.
Carbon dioxide, water and light are all needed for photosynthesis to take place.
Photosynthesis happens in the leaves of a plant.
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