Identify a mineral for the major source of boron from the following list?
[6] General Principles and Processes of Isolation of Elements
Chapter: [6] General Principles and Processes of Isolation of Elements
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When a strip of metallic zinc is placed in an aqueous solution of copper nitrate the blue colour of the solution disappear due to formation of
[6] General Principles and Processes of Isolation of Elements
Chapter: [6] General Principles and Processes of Isolation of Elements
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Element having atomic no. of 56 belongs to which of the following block of periodic table?
[8] D and F Block Elements
Chapter: [8] D and F Block Elements
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Which of the following period contains most of the manmade radioactive elements?
[8] D and F Block Elements
Chapter: [8] D and F Block Elements
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Which of the following is hypnotic?
[16] Chemistry in Everyday Life
Chapter: [16] Chemistry in Everyday Life
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Adsorption is accompanied by:-
[5] Surface Chemistry
Chapter: [5] Surface Chemistry
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The important ore of iron is:-
[6] General Principles and Processes of Isolation of Elements
Chapter: [6] General Principles and Processes of Isolation of Elements
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In the thermite process, the reducing agent is:
[6] General Principles and Processes of Isolation of Elements
Chapter: [6] General Principles and Processes of Isolation of Elements
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In the electrolytic process for the extraction of aluminium the electrolyte is:-
[6] General Principles and Processes of Isolation of Elements
Chapter: [6] General Principles and Processes of Isolation of Elements
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Which of the following is not ore of aluminium?
[6] General Principles and Processes of Isolation of Elements
Chapter: [6] General Principles and Processes of Isolation of Elements
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Extraction of zinc from zinc blende is achieved by:-
[6] General Principles and Processes of Isolation of Elements
Chapter: [6] General Principles and Processes of Isolation of Elements
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Metal always found in Free State is
[6] General Principles and Processes of Isolation of Elements
Chapter: [6] General Principles and Processes of Isolation of Elements
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When compared to ΔG° for the formation of Al2O3 ΔG° for the formation of Cr2O3 is
[6] General Principles and Processes of Isolation of Elements
Chapter: [6] General Principles and Processes of Isolation of Elements
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Native silver metal forms a water solution complex with dilute solution of Na CN in the presence of
[6] General Principles and Processes of Isolation of Elements
Chapter: [6] General Principles and Processes of Isolation of Elements
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Which of the following is not an ore of magnesiuim?
[6] General Principles and Processes of Isolation of Elements
Chapter: [6] General Principles and Processes of Isolation of Elements
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In the extraction of iron, the slag produce is
[6] General Principles and Processes of Isolation of Elements
Chapter: [6] General Principles and Processes of Isolation of Elements
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Which of the following drugs reduces fever?
[16] Chemistry in Everyday Life
Chapter: [16] Chemistry in Everyday Life
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The Drug used against AIDS is:-
[16] Chemistry in Everyday Life
Chapter: [16] Chemistry in Everyday Life
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Which of the following is molecular disease?
[16] Chemistry in Everyday Life
Chapter: [16] Chemistry in Everyday Life
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[16] Chemistry in Everyday Life
Chapter: [16] Chemistry in Everyday Life
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