SSC Chemistry Note. Chemistry, a branch of physical science, is the study of the composition, properties, and behavior of matter. Chemistry is concerned with the atoms and their interactions with other atoms, and in particular with the properties of the chemical bonds. The chemistry is also concerned with the interactions between the atoms (or groups … Read more
Last Updated: March 19, 2026 at 8:55 pm
SSC Chemistry notes 12th Chapter Chemistry in our life. Mango is a very popular fruit in Bangladesh. People are afraid of eating fruit because calcium carbide is used to ripen them or preservatives are used. People think there is formalin in fishes, where will they go? The elements used to ripen fruits and as preservatives … Read more
Last Updated: March 20, 2026 at 7:48 am
SSC Chemistry notes 11th Chapter Mineral Resources-Fossil. Recently Bangladesh Petroleum Corporation declared the invention of the oil field at Koilashtila and Joint. Before this, their declaration was about the invention of the oil field at Haripur. But in fact, it was a gas field. The Little amount of oil has been found there along with … Read more
Last Updated: March 20, 2026 at 7:48 am
SSC Chemistry notes 5th Chapter Chemical Bonds. Inert gases are stable in nature as mono-atomic gases, except these gases the atoms of other elements cannot exist independently in nature. Molecules of fundamental gases are di-atomic like O2, N2, F2, Cl2, Br2 etc. Again molecules of some elements consist of more than two atoms. For example … Read more
Last Updated: March 20, 2026 at 7:48 am
SSC Chemistry notes 3rd Chapter the structure of Matter. The structure of Matter. Every matter of the universe is made of small particles. They are so small that they are not even visible with the high-efficiency microscope. The name of the smallest particle of the fundamental element is called atom and the smallest particle of … Read more
Last Updated: March 20, 2026 at 7:48 am
SSC Chemistry notes 10th Chapter Mineral Resources: Metal-Nonmetal. Bijoypur, Gopalpur of Durgapur Upazilla of Netrokona district of Bangladesh is one of the best tourism places of Bangladesh. Hill of white clay is seen here beside the attractive lake. This clay rich in Kaolin or aluminum is used in ceramic industries. In the beginning, the people … Read more
Last Updated: March 20, 2026 at 7:48 am
SSC Chemistry notes 9th Chapter Acid-Base Balance. Lead is extracted from the acidic residue of rejected batteries of vehicles /IPS/ solar panel in 50 furnaces on the beach of river Jamuna at Bera upozila of Pabna district. People are extremely annoyed at the toxic smoke and bad odor from the furnaces. Crops are not growing … Read more
Last Updated: March 20, 2026 at 7:49 am
SSC Chemistry notes 8th Chapter Chemistry and Energy. In fact, a chemical bond is a store of energy. Energy is associated with formation and breaking of chemical bonds. As the number of changing in chemical bond happened in the world, in all cases transformation of energy happened. We perform us every day works using the … Read more
Last Updated: March 20, 2026 at 7:49 am
SSC Chemistry notes 7th Chapter Chemical Reaction. The elements present in nature are changing gradually. There are different kinds of changes. Some of the changes are physical and some are chemical. Every change has some effects. Particularly chemical changes have both good and bad effects. So it is mandatory to have proper knowledge about the … Read more
Last Updated: March 20, 2026 at 7:48 am