A group 14 element is to be converted into n-type semiconductor by doping it with a suitable impurity. To which group should this impurity belong?

Impurity from group 15 should be added to get n-type semiconductor.

A group 14 element is to be converted into n-type semiconductor b…

Which alkane is not prepared by Wurtz reaction?

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'Spin only' magnetic for $Cu _{(\rho q )}^{+2}$ ion. Calculate the magnetic moment.

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Explain the following terms with suitable examples: cationic detergents.

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Show how each of the following compound can be converted to benzoic acid.Phenylethene (Styrene).

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Specify the oxidation number of the metal in the following coordination entitie:
$\mathrm{K}_3\left[\mathrm{Fe}(\mathrm{CN})_6\right]$

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What type of colloid is formed when a solid is dispersed in a liquid ? Give an example.

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What is Tollen’s reagent? Write one usefulness of this reagent.

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Lower aldehyde and ketones attributed to the formation of ______bonding with water molecules.

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Write the structures of the following organic halogen compound.
p-Bromochlorobenzene.

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Aspirin is pain relieving antipyretic drug but can be used to prevent heart attack. Explain.

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