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The following are some statements about ...

The following are some statements about the characteristics of covalent compounds i) The combination of a metal and non-metal must give a covalent compound. ii) All covalent substances are bad conductors of electricity. iii) All covalent substances are gases at room temperature. The correct combination is

A

all are correct

B

only i and ii are correct

C

only ii and iii are correct

D

all are wrong

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-CHEMICAL BONDING-OBJECTIVE EXERCISE-3
  1. Which of the following pairs will form the most stable ionic bond?

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  2. Coordination number of cation is minimum in

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  3. The following are some statements about the characteristics of covalen...

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  4. Some statements about valence bond theory are given below (i) The st...

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  5. The following are some statements about the type of chemical bond pres...

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  6. Consider the following statements. The common features of the molecule...

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  7. Which of the following contains unpaired electrons ?

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  8. The formal charges on the three oxygen atoms in O3, molecule are

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  9. Which of the following when dissolved in water forms a solution which ...

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  10. i) The formation of a cation from a neutral atom is favoured by small ...

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  11. How many unit cells are present in a cube shaped ideal crystal of NaCl...

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  12. In the electronic structure of acetic acid there are

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  13. Octet rule is mostly violated in the compounds formed by

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  14. The following are some statements about hybridisation i) Pure orbitals...

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  15. The nodal plane in the -bond of ethene is located in

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  16. A square planar complex is formed by hybridisation of which of the fol...

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  17. Which of the following statements is incorrect for PCI5 ?

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  18. Using MO theory predict whcihof the following species has the shortest...

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  19. From the following given statements (i) O………………..H hydrogen bond len...

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  20. H-underset(H)underset(|)(H)overset((a))(……….)Hoverset((b))(-)underset(...

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