Chemistry

Radioactivity

Radioactivity is a phenomenon where an element with the nucleus is unstable as the Coulomb force between the protons and the attractive force between the neutrons are not in equilibrium. On the basis of radiation or decay, radioactivity is categorised into three groups, alpha decay, beta decay and gamma decay. Radioactivity has been used in […]

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Chemistry, SSC

Oxidation and Reduction

One of the basic chemical reactions seen in the study of organic chemistry is the oxidation and reduction reaction. Oxidation reaction represents a reaction where the loss of electrons takes place. In contrast, a reduction reaction represents a chemical reaction in which the gain of the electron is experienced. These oxidation and reduction reactions are

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Chemistry, SSC

Metallurgy

According to various findings it is found that our predecessors were very advanced in this sector that ancient Indians excelled in metallurgical science. This is a proven fact since we all know about the iron pillar at Delhi. It is 1600 yr. old pillar and uses the same iron material as was manufactured in ancient

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Chemistry, SSC

Matter and Its States

The matter is defined as any material that has mass and occupies space. Some examples of matter can be sugar, sand, metals, rocks, and minerals, among others. The matter is made up of smaller particles, technically known as atoms. The matter has physical and chemical properties and has 5 distinct states.  States of Matter: Solid

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Chemistry, SSC

Hydrocarbons

Introduction  Hydrocarbons are organic compounds composed completely of two types of atoms: Carbon and Hydrogen. They are typically colourless gases with extremely faint odours and have simple or moderate complex structures. Hydrocarbons are divided into four subcategories: alkanes, alkenes, alkynes, and aromatic hydrocarbons. The study of hydrocarbons can reveal information on the chemical characteristics and

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Chemistry, SSC

Fuels

Fuels are combustible and produce energy on combustion. Combustion is a reaction in which the substance reacts with oxygen to give product and heat. The product produced has lower energy as compared to the fuel. All reactions that produce heat as a by-product are known as exothermic reactions. Nuclear reaction, Combustion are examples of this.

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Chemistry, SSC

Fertilizer

Introduction Indian soils have been exploited for agriculture for thousands of years, resulting in the depletion of soil fertility, which in turn has resulted in the soil’s poor productivity. The above-mentioned strategy is to employ manure and fertilisers to create soil that is capable of producing high crops. In India, high-yielding crops, fertilisers, and irrigation,

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Chemistry, SSC

Electrolysis

Electrolysis is a process carried out in an electrolytic cell. It consists of two electrodes, one positively charged while the other is negatively charged electrode. The two electrodes are inserted in a solution that contains ions, this solution is called the electrolyte. And direct current is passed through this, the electrons enter the negatively charged

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Chemistry, SSC