Q. In SN₂ mechanism 'S' stands for

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Q. The primary amine in which nitrogen is attached to only one alkyl group is

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Q. Nucleophilic substitution reaction takes place when Halogenoalkanes is added with an aqueous solution of

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Q. If a halogen is heated with ammonia dissolved in ethanol, it ill form an

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Q. Ion which is more effective nucleophile than water is

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Q. The reaction involving the breakdown of the water molecule is known as

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Q. The Nucleophilic substitution reaction is slowest with

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Q. Haloalkanes react with water in silver nitrate solution to give off

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Q. Iodoalkanes are the Nucleophilic substitution reactions which are

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Q. Among period 3 elements, an element which has a higher electronegativity than others is

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Q. The oxidation number of PCl₃ is

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Q. The metal ions and chloride ions are called

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Q. Aluminum chloride is sometimes represented as

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Q. Sulfur chloride (SCl₂) has oxidation number of

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Q. The element in Period 3 with the lowest electronegativity is

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Q. The electronegativity of Sodium is

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Q. The electronegativity of Sulfur (S₈) is

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Q. The electronegativity of Silicon is

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Q. Period 3 element that has the highest electronegativity is

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Q. With an increasing atomic number of Halogens, the

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