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In graphite, electrons are:
Answer: D. Spread out between the structure In graphite, electrons are spread out between the structure.
Answer: D. Spread out between the structure
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Thermodynamically, the most stable form of carbon is:
Answer: B. Graphite Thermodynamically, the most stable form of carbon is graphite.
Answer: B. Graphite
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Which of the following statements about boric acid is false?
Answer: D. It acts as a tribasic acid It acts as a tribasic acid these statement is false for boric acid.
Answer: D. It acts as a tribasic acid
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Orthoboric acid when heated to red heat give:
Answer: C. Metaboric acid Orthoboric acid when heated to red heat gives metaboric acid.
Answer: C. Metaboric acid
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The elements of group 2 form compounds which have the following magnetic nature.
Answer: B. Diamagnetic The elements of group 2 form compounds which have the following magnetic nature is diamagnetic.
Answer: B. Diamagnetic
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Which of the following elements does not form ionic hydride?
Answer: D. Sr The following Sr does not form ionic hydride.
Answer: D. Sr
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The alkali metal that reacts with nitrogen directly to form nitrides is:
Answer: A. Li The alkali metals that reacts with nitrogen directly to form nitrides is Li.
Answer: A. Li
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Alkali metals form peroxide and superoxide except:
Answer: C. Li Alkali metals form peroxide and superoxide except Li.
Answer: C. Li
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Alkali metals have high oxidation potential and they behave as:
Answer: C. Reducing agent Alkali metals have high oxidation potential and hence they behave as reducing agent.
Answer: C. Reducing agent
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Ortho and para hydrogen differ in:
Answer: C. Spin of proton Ortho and para hydrogen differ in spin of proton.
Answer: C. Spin of proton
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