Which of the following exists in polymeric form ?
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Chemistry MCQs for NEET — Practice Questions with Answers
Practice free Chemistry NEET multiple-choice questions online with instant answers and detailed explanations. No login required.
30 gm of Mg and 30 gm of $ O_2 $ are reacted and the residual mixure contains
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The number and type of bonds between two carbon atoms in calcium carbides are ...
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Which of the following metal is used in the test of elements in organic compounds by Lassigne test ?
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The order of decreasing polarity in the compounds CaO, CsF, KCl, MgO is
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Explanation
According to Fajan rules, polarity increases as the size of the cation increases.
Which of the following possesses physical state of solute and solvent are liquid and solid respectively ?
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Explanation
A solution is a homogeneous mixture composed of a solute dissolved in a solvent. In zinc amalgam, the solute (zinc) is a solid metal, and the solvent (mercury) is a liquid metal. Hence, zinc amalgam represents a solution where the physical states of the solute and solvent are solid and liquid, respectively.
Which of the following alternative is correct for physical state of solute and solvent for a solution of camphor in $ N_2 $ gas ?
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Explanation
In a solution, the solute is the substance present in a lesser amount, while the solvent is the substance present in a greater amount. For a solution of camphor (solid) in nitrogen gas (Nâ‚‚), camphor is the solute in the solid state, and nitrogen gas is the solvent in the gaseous state.
Which of the following is an example of solid solution ?
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Which of the following pair of solution having same physical state of solute ?
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Which of the following pair of solution having different physical state of solute ?
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