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Questions  >>  EAMCET  >>  Chemistry

Which one of the following statement is not correct?

(1) Moissan boron is amorphous

(2) The reaction between boron and concentrated $HNO_3$ gives $N_2o$

(3) Amorphous boron on heating with oxygen forms $B_2O_3$

(4) Boron is a non - conductor of electricity

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