Sharing of 1 electron pair by one specie forms_________________?
A. Single covalent bond B. Hydrogen bond C. Double covalent bond D. Coordinate covalent bond
Chemistry MCQs
Orbitals of same energy produced after mixing of orbitals of different energy are called __________________?
A. Degenerate orbitals B. Generate orbitals C. Hybrid orbitals D. Zeeman orbitals
Geometry of molecule will be pyramidal if the outer post shell of the central atom has___________________?
A. 3 bond pair one lone pair B. 2 bond pair 2 lone pair C. 1 bond pair 3 lone pair D. 3 lone pair 1 bond pair
According to VESPR Model the geometry of molecule having 5 bond pair in outer most shell will be __________________?
A. Triangular B. Square planner C. Trigonal bipyramidal D. Octahedral
Unpaired electron in a molecule gives ______________ character ?
A. Ferromagnetic B. Paramagnetic C. Diamagnetism D. Both A & B
Product of charge and distance is called__________________?
A. Pressure B. Bond length C. Work D. Dipole moment
on sp3 hybridization ________________?
A. All p-orbitals are involved B. One s and 3 p-orbitals are involved C. one p-orbital is involved D. four p-orbitals are involved
What is the relative rate of effusion of CO and CO2 ?
A. CO is 1.25 times faster than CO2 B. CO is 3.75 times faster than CO2 C. CO is 1.25 times faster than CO D. Both diffuse at the same rate
Which of the following is not considered as an intermolecular force between molecules ?
A. Coordinate covalent bonds B. Hydrogen bonds C. Debye forces D. London dispersion forces
Ideal gasses have all the following characteristics except ?
A. Absence of intermolecular forces B. Collisions among the molecules of an ideal gas are perfectly elastic C. The molecules occupy no space D. All of the above are correct