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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

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The correct Answer is:
D
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AAKASH SERIES-CHEMICAL BONDING-OBJECTIVE EXERCISE -2(COVALENT AND DATIVE BOND )
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  8. The attraction that non polar molecules have for each orther is primar...

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  9. In bisulphate ion the formal charge on sulphur atom is

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  10. The compound which contains both ionic and covalent bonds is

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  11. Which of the following ion has maximum polarising power

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  12. The bond between chlorine and bromine in BrCl is

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  13. Oxygen cannot exhibit tetravalency and hexavalency like sulphur. This ...

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  14. Which of the following is the most likely Lewis structure of nitroslyl...

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

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

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  17. The formal charges on the three oxygen atoms in O(3) molecule are

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  20. Select the most stable structure of COCl(2)

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