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| 1. |
What are elements and why they are arranged in periodic table! |
| Answer» Elements- A pure substance which can neither be decomposed into nor built from simpler substances by ordinary physical or chemical methods.Between 1800 to 1869, the number of identified elements had become nearly 63. With such large number of elements, it become difficult to study individually the chemistry of all these elements and their innumerical compounds. To study the chemical and physical properties systematically, the elements are arranged in a periodic table....... Hope you understand ??<br>They are arranged in periodic table so that we can learn in easily | |