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JEE CHEMISTRY MCQ: CHEMICAL BONDING & MOLECULAR STRUCTURE
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Which of the following statements are not correct?
A. The electron gain enthalpy of is more negative than that of
B. Ionization enthalpy decreases in a group of periodic table.
C. The electronegativity of an atom depends upon the atoms bonded to it.
D. and are examples of amphoteric oxides.
Choose the most appropriate answer from the options given below:
A. The electron gain enthalpy of is more negative than that of
B. Ionization enthalpy decreases in a group of periodic table.
C. The electronegativity of an atom depends upon the atoms bonded to it.
D. and are examples of amphoteric oxides.
Choose the most appropriate answer from the options given below:
View answer and explanation
Correct option: D
A, C and D only
Option D (A, C and D only) is correct because statements A, C, and D are incorrect regarding electron gain enthalpy, electronegativity, and amphoteric oxides.
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The hybridization in sulphur dioxide is
has the same geometry as:
The pair of molecules forming strongest hydrogen bonds are
Paramagnetism is shown by
Which statement is correct?
Assertion (A) : is a weaker Lewis acid than .
Reason (R) : The planar molecule is stabilised to a greater extent than by -bonding.
Reason (R) : The planar molecule is stabilised to a greater extent than by -bonding.