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What is Thermite mixture? |
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What does Ammonal contain? For what purpose it is used. |
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Which process is used in welding the gaps in railway tracks? |
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What is the process, by which Aluminium is refined? |
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Name the elements for which Cryolite and Pelspar are the ores. |
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Among third A group elements which element is best conductor? |
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In 3rd, name ‘A’ group elements which is the Non metal |
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Name the family of third ‘A’ group elements |
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What is inert pair effect? |
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Which are the most abundant metal and third abundant element in the earth crust?
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Which elements are present in Electron? |
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What is the ratio of slaked lime and sand in mortar? |
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Bleaching powder is obtained when cl2 is passes through. |
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What is the name for magnesium per chlorate and what is its formula? |
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Dolomite is the ore of which element |
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Give the formula for baking soda. |
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Why the 2A group elements are called Alkaline earth elements? |
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What is the Chemical formula for Epsom salt? |
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Which is the least abundant Alkaline earth element? |
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Which is the most Abundant Alkaline earth element? |
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