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Category Archives: School Chemistry

Solid, liquid, and gas are the three distinct physical states of matter that matter can adopt in most settings. Other states, such as plasma, Bose-Einstein… Read More
Nitrogen is a chemical element with the symbol N and the atomic number 7. In 1772, a Scottish physician named Daniel Rutherford was the first… Read More
The contemporary periodic table, devised by Dimitri Mendeleev, lists all known elements according to their atomic number, which is unique to each element. The periodic… Read More
Despite the fact that people have been using the periodic table with phosphorus (P) in it for thousands of years, it was not until 1669… Read More
Ozone is too reactive to stay in the atmosphere at sea level for long. It is formed from atmospheric oxygen in the presence of sunlight… Read More
The modern periodic table’s group 16 elements are composed of five elements: oxygen, sulphur, selenium, tellurium, and polonium. Because many elements can be extracted from… Read More
Beryllium, Magnesium, Calcium, Barium, Strontium, and Radium are Group 2 alkaline earth metals, which are soft silver metals with a less metallic quality than Group… Read More
As a p-subshell has three degenerate p-orbitals, each of which can accommodate two electrons, there are six groups of p-block elements in total. Because of… Read More
The scientific study of matter’s properties and behaviour is known as chemistry. It is a natural science that studies the elements that makeup matter, as… Read More
Physics and chemistry are both concerned with the study of matter, energy, and their interactions. Scientists know that matter can change states and that the… Read More
With an atomic number of 1, hydrogen is the first element in the periodic table. It is the lightest known element. In 1766, Henry Cavendish… Read More
Quantum numbers can be used to describe an electron’s trajectory and movement within an atom. When the quantum numbers of all the electrons in a… Read More
The various forms of energy are interconnected, and they can be converted from one form to another under certain conditions. The field of science known… Read More
We’ve noticed that if we store any food item at room temperature for an extended period of time, it goes stale. It is caused by… Read More
When a few drops of a strong acid or base are applied to water, the hydrogen ion concentration completely changes. In many industrial, chemical, and… Read More

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