ECAT Pre Engineering Chemistry Chapter 6 MCQ Test With Answer

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Naheed Yasir 26 - May - 2024 13 Min 03 Sec 65/120
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ECAT Chemistry Chapter 6 Important MCQ's

Sr.#	Question	Answer
1	Ionic radius, in a period from left to right	A. Increases B. Decreases C. Decreases then increases D. Increases and decreases
2	Which of the following molecules has unpaired electrons in anti-bonding molecular orbitals?	A. O₂ B. N₂ C. Br₂ D. F₂
3	B-atom in BF₃has	A. sp³hybridization B. sp²hybridization C. sp hybridization D. no hybridization
4		A. The ionization energy of A is high and electron affinity of B is low B. The ionization energy of A is low and electron affinity of B is high C. Both the ionization energy of A and electron off affinity of B are high D. Both the ionization energy of A and electron affinity of B are low
5	Fluorine molecule is formed by	A. The axial p-p overlap B. The sidewise p-p overlap C. The axial s-p overlap D. The overlap of two sp²hybrid orbitals
6	Tripple bond is present in	A. O₂ B. H₂ C. N₂ D. Cl₂
7	The atomic radius of hydrogen is 37	A. Pecometer B. Manometer C. Angstrom D. Micrometer
8	The bond angles in methane CH₄are equal to	A. 109.5° B. 107.5° C. 104.5° D. 120°
9	Which of the following molecules have multiple bonds	A. CH₄ B. C₂H₄ C. C₂H₆ D. CCI₄
10	The geometry of 4 sp³hybrid orbitals on an atom is	A. Square planar B. Tetrahedral C. Trigonal planar D. Linear

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ECAT Pre Engineering Chemistry Chapter 6 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 6 Chemical Bonding

ECAT Chemistry Chapter 6 Chemical Bonding

Which of the following geometry is associated with the compound in which the central atom assumes sp3d hybridization?

The covalent bonds are

In sp2hybridization bond angle is _____

Coordinate covalent bond is present in the molecules

The most suitable method of the separation of a mixture of ortho and para-nitrophenol mixed in the ratio of 1: 1 is

Ca, Mg, Be, Ba, belong to the same group, the order of their ionization energy values is

The three N - Hσ-bonds are made by

The bond angles in methane CH4are equal to

The degree of polarity of molecule is known as its

From the difference between expected bond energies for the normal covalent bond and experimentally determined values Pauling calculated the values of

Noble gases have the electronic configuration with their valance shell ns2np6except one

Which of the following has zero depole-moment?

On the basis of VSEPR theory SO2is a

Which of the following is a polar molecules

Which of the following species has unpaired electrons in antibonding molecular orbitals

Which is made by coordinate covalent bond

Which of the following molecules has a net dipole moments

The bond order for He2molecule is

Which of the following molecules have sp3hybridized carbon

The bond order in No is 2.5 while that in NO+is 3.Which of the following statements is true for these two species?

The electron affinity of chlorine may be represented by the equation

Shielding effect intervening electrons causes

Hydrogen chloride molecule contains

Number of sigma bonds in P4O10is

Atomic number of Al is 13. When it forms ionic bond with oxygen the number of electrons lost by 1 Al atom is

H-bonding is not present in

Two H-atom combine to form a strong H2molecule due to

The bond order of individual C - C bond is benzene is

Planar geometry of molecules is due to

In which of the following theories the hybridizationis considered

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Top Scorers Of ECAT Chemistry Chapter 6 Chemical Bonding MCQ`s Test

ECAT Chemistry Chapter 6 Important MCQ's

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Which of the following geometry is associated with the compound in which the central atom assumes sp³d hybridization?

In sp²hybridization bond angle is _____

The bond angles in methane CH₄are equal to

Noble gases have the electronic configuration with their valance shell ns²np⁶except one

On the basis of VSEPR theory SO₂is a

The bond order for He₂molecule is

Which of the following molecules have sp³hybridized carbon

The bond order in No is 2.5 while that in NO⁺is 3.Which of the following statements is true for these two species?

Number of sigma bonds in P₄O₁₀is

Two H-atom combine to form a strong H₂molecule due to