Questions
The statements regarding ‘B’ and Al are
I) Boron is a bad conductor of heat and electricity
II) Aluminium hydrides are stable
III) Maximum covalency of Boron is 4
The correct statements are
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Correct option is B
Maximum covalency of B is 4,due to presence of only three valency orbitals ,those are one ns orbital and three np orbitals.Boron is bad conductor of electricity and heat,because boron is non metal.Similar Questions
The correct order of matching of the following compounds is
(A) Borazine (B) Plaster of Paris (C) Boric acid (C) Qwartz (E) Buckminsterfullerene | (i) (ii) C60 (iii) SiO2 (iv) B3N3H6 (v) H3BO3 |
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