The Periodic Table of Elements

Modern Periodic Table

Anomalies in arrangement of elements based on increasing atomic mass could be removed when the elements were arranged in order of increasing atomic number, a fundamental property of the element discovered by Henry Moseley. Henry Moseley gave the modern periodic law, which states that, the physical a .... Read More

Study of Alkali Metals and Halogens

The elements of group one of modern periodic table are called alkali metals. The members of group1 are lithium, sodium, potassium, rubidium, caesium and francium. Alkali metals are always found in combined state (in the form of silicates, carbonates, nitrates, oxides and halides) because they are hi .... Read More

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