Chemistry Notes Ssc ❲2026 Update❳

Understanding pH and the properties of acids and bases is a major source of questions in SSC exams. Properties of Acids and Bases Sour in taste, turn blue litmus red, release H+cap H raised to the positive power ions in water, and have a pH value less than 7.

Atoms of different elements with the same mass number but different atomic numbers (e.g., Argon-40 and Calcium-40).

Atoms bond with each other to achieve a stable electronic configuration similar to noble gases. Types of Chemical Bonds

A type of covalent bond where both shared electrons come from a single atom (e.g., Ammonium ion - NH4+cap N cap H sub 4 raised to the positive power Important Chemical Reactions chemistry notes ssc

This is highly practical and scoring.

Three days before the exam, Rohan finished his notebook. The last page was blank except for a single question he had written in pencil at the start: "Why does ice float?"

Absorbs heat from the surroundings (e.g., Photosynthesis). Understanding pH and the properties of acids and

: Properties between metals and non-metals (e.g., Silicon, Germanium). 2. Acids, Bases, and Salts

"Rohan, if you don't have notes, you don't have revision," his older sister, Meera, a college chemistry major, said, tossing a green pen at him. "Don't memorize. Condense. "

SSC often tests the practical applications of chemicals in everyday scenarios. Common Chemical Names and Formulas Common Name Chemical Name Chemical Formula Sodium Bicarbonate NaHCO3cap N a cap H cap C cap O sub 3 Washing Soda Sodium Carbonate Caustic Soda Sodium Hydroxide NaOHcap N a cap O cap H Bleaching Powder Calcium Oxychloride CaOCl2cap C a cap O cap C l sub 2 Plaster of Paris Calcium Sulfate Hemihydrate Gypsum Calcium Sulfate Dihydrate Dry Ice Solid Carbon Dioxide CO2cap C cap O sub 2 Laughing Gas Nitrous Oxide N2Ocap N sub 2 cap O Industrial Chemistry Highlights Atoms bond with each other to achieve a

Increases across a period and decreases down a group.

Heterogeneous: Non-uniform composition (e.g., Chalk in water, Oil in water). 2. Atomic Structure

The Staff Selection Commission (SSC) conducts various exams to recruit candidates for different posts in the Indian government. Chemistry is one of the subjects that is included in the syllabus of many SSC exams, such as SSC CGL, SSC CHSL, and SSC MTS. Chemistry is a crucial subject that requires a strong understanding of concepts, formulas, and reactions. In this article, we will provide you with comprehensive chemistry notes for SSC exams, covering all the essential topics and concepts.

For aspirants preparing for the Staff Selection Commission (SSC) exams—such as CGL, CHSL, MTS, CPO, or GD—the Science section can often be a game-changer. Among the three core subjects (Physics, Chemistry, Biology), is often perceived as the most scoring, yet memorization-heavy, discipline.

), Clay, and Gypsum. Gypsum is added to the setting time of cement.