Oracle IAS, the best coaching institute for UPSC/IAS/PCS preparation in Dehradun brings to you UKPCS Science Chemistry (paper 6). Sodium bicarbonate is a white solid that is crystalline but often appears as a fine powder. It has a slightly salty, alkaline taste resembling that of washing soda (sodium carbonate). The natural mineral form is nahcolite.
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Oracle IAS, the best coaching institute for UPSC/IAS/PCS preparation in Dehradun brings to you UKPCS Science Chemistry (paper 6). Sodium carbonate (also known as washing soda, soda ash and soda crystals, and in the monohydrate form as crystal carbonate), Na2CO3, is the water-soluble sodium salt of carbonic acid.
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Oracle IAS, the best coaching institute for UPSC/IAS/PCS preparation in Dehradun brings to you UKPCS Science Chemistry (paper 6). Water purification Water purification is the process of removing undesirable chemicals, biological contaminants, suspended solids and gases from water. The goal is to produce water fit for a specific purpose. Most water is disinfected for human consumption (drinking water),
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Oracle IAS, the best coaching institute for UPSC/IAS/PCS preparation in Dehradun brings to you daily MCQs. 1. Consider the following statements: 1. He was a great social reformer and preached against killing the girl child in infancy. 2. He started the Kuka Movement to free the country a month before the Mutiny of 1857. 3. He advocated
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Oracle IAS, the best coaching institute for RBI grade B/NABARD/SEBI in Dehradun (Uttarakhand), brings to you views on important issues. What is Trade Related Investment Measures (TRIMs)? WTO prohibit investment restricting measures that discriminates foreign investment The argument of WTO is that such investment restricting steps are violating trade itself (WTO is an institution formed to promote trade). Historically
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Oracle IAS, the best coaching institute for UPSC/IAS/PCS preparation in Dehradun brings to you UKPCS Science Chemistry (paper 6). What are the Main Properties of Water? This article will discuss the five main properties of water: Its attraction to polar molecules High-specific heat High heat of vaporization The lower density of ice High polarity
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Oracle IAS, the best coaching institute for UPSC/IAS/PCS preparation in Dehradun brings to you UKPCS Science Chemistry (paper 6). pH pH (potential of hydrogen) is a scale of acidity from 0 to 14. It tells how acidic or alkaline a substance is. More acidic solutions, have lower pH. More alkaline solutions, have higher pH. Substances that aren’t acidic
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Oracle IAS, the best coaching institute for UPSC/IAS/PCS preparation in Dehradun brings to you daily MCQs. 1. Consider the following statements with respect to women‟s representation in State Assemblies in India: 1. Haryana has the highest proportion of women MLAs in India. 2. Nagaland has zero representation of women in its state Assemblies. Which of the statement(s)
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Oracle IAS, the best coaching institute for UPSC/IAS/PCS preparation in Dehradun brings to you UKPCS Science Chemistry (paper 6). Acid, Bases, Salts and buffer Acids have a pH of less than 7. Acid – substances that ionize (release charged particles when dissolved) in water solution to produce hydrogen ions, H+ , or free protons ie Donates protons. The
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Oracle IAS, the best coaching institute for UPSC/IAS/PCS preparation in Dehradun brings to you daily MCQs. 1. Consider the following statements: 1. It is a designated Tiger Reserve. 2. It is a UNESCO World Heritage Site. 3. It is inhabited by the world’s largest population of Rhinoceros unicornis. Identify the National Park that correctly matches with the
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