Today's physical science homework
1. Define modern periodic law.
2. Write a short note on d- block
elements.
3. Write down the features of modern periodic table.
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who are you you are a teacher
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Explanation:
the modern periodoc law can be stated as: the physical and chemical properties of the elements and periodic function of atomic number the atomic number is equal to the number of electrons atom.
२)an element is a substance that cannot be broken down into any other sentences every element is made up of its own type of atom everything in the universe contains the atom of at least one or more element.
३)the elements in the periodic table are arranged in the increasi Ng order of their atomic number or electronic configuration . ii) the horizontal rows are called as period s.
iii) the vertical column are called as group.
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