Question

Dilute magnetic oxides which are wide bandgap materials that become ferromagnetic only when doped with cation having partially filled d orbital

Answer 1

The functional group in ethanol is -OH alcohol. It reacts with Sodium bicarbonate (NaHCO₃) releasing CO2 gas. It does not change the colour of blue litmus paper.

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Write three difference between ethanol and ethanoic acid on the basis of chemical properties?

Ethanol Ethanoic acid

It has sweet odour It has pungent odour

Answer 2

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Dilute ferromagnetic oxides having Curie temperatures far in excess of 300 K and ... are the concentrations of magnetic cations and donors, ..... 3d shell is half full or more.