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What is the coordination number in a square close packed structure in two dimensions?
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Nitrogen forms N2, but phosphorus is converted into P4 from P, the reason is:
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Pentavalence in phosphorus is more stable when compared to that of nitrogen even though they belong to the same group. This is due to ____________.
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Which of the following elements does not form stable diatomic molecules?
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Which gas cannot be collected over water?
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Which of the following compounds has the highest boiling point?
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How many structural isomers are possible for a compound with the molecular formula C3H7Cl?
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Which of the following halide is 2°?
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The decreasing order of boiling points of alkyl halides is:
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Which of the following is liquid at room temperature (b.p. is shown against it)?
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Which of the following possesses the highest melting point?
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Mg reacts with RBr best in ____________.
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Isomerization of glucose produces ____________.
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Which of the following statement is correct about fructose?
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The sugar present in fruits is ____________.
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The sugar present in honey is ____________.
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Which of the following is the sweetest sugar?
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p-dichlorobenzene has a higher melting point than its o- and m-isomers because ____________.
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In NaCl structure ____________.
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