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Indicate the nature of bonding in CCl4 and CaH2:
(1) Covalent in Ccl4 and electrovalent in Cah2
(2) Electrovalent in both CCl and CaH2
(3) Covalent in both CCl4 and CaH2
(4) Electrovalent in CCl4 and covalent in CaH2.
Ans: Covalent in Ccl4 and electrovalent in Cah2
In covalency : (1) Electrons are transferred (2) Electrons are equally shared (3) The electron of one atom are shared between two atoms (4) None of the above Ans: E
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For the n= 2 energy level, how many orbitals of all kinds are possible: (1) 2 (2) 3 (3) 4 (4) 5 Ans: 4
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