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Chemical Bonding-Covalent Bonding [AIIMS (All India Institute of Medical Sciences) Chemistry]: Questions 1 - 5 of 9
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Question 1
Question MCQ▾
The molecules that will have dipole moment are
(1) trans-2-pentene
(2) cis-3-Hexene
(3) 2,2-Dimethylpropane
(4) Tetramethylbutane
Choices
Choice (4) | Response | |
---|---|---|
a. | 1,2 and 3 are correct | |
b. | 1 and 2 are correct | |
c. | 1 and 3 are correct | |
d. | 2 and 4 are correct |
Question 2
Question MCQ▾
Which of the following statement is incorrect?
Choices
Choice (4) | Response | |
---|---|---|
a. | and are isoelectronic | |
b. | The bonding orbitals in a trigonal bipyramidal molecule are described as hybrid | |
c. | Non-bonding pairs occupy more space than bonding pairs | |
d. | has linear shape |
Question 3
Question MCQ▾
Which is not true according to VBT?
Choices
Choice (4) | Response | |
---|---|---|
a. | Overlapping takes place only in the direction of maximum electron density of the orbital | |
b. | The greater the extent of overlapping the stronger is the bond | |
c. | A covalent bond is formed by the overlapping of orbitals with unpaired electrons of opposite spins. | |
d. | A covalent bond is formed by the overlapping of orbitals with unpaired electrons of same spin |
Question 4
Question MCQ▾
bond in undergoes heterolytic fission, the hybridisation of carbon is/are -
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |