A. Pi
B. Sigma
C. Both
D. Neither
Chemical Bonding
Mostly ionic compound are produced in between elements of_________________?
A. IA and VIA
B. IA IIA and VIIA
C. IB and VIIB
D. IA and IB
Force responsible to hold atoms together in a compound is called ________________?
A. Bond
B. Attractive force
C. Interaction
D. All of above represent same entity
Measurement of the degree of polarity is___________________?
A. Electron affinity
B. Ionic character
C. Ionization energy
D. Dipole moment
Which one has maximum number of unpaired electrons ?
A. 6X
B. 7Y
C. 9Z
D. 13W
Bond will beionic when E.N difference of bonded atom is ____________________?
A. Equal to 1.7
B. Greater than 1.7
C. Less than 1.7
D. No specificity exists
In a period the atomic radius ?
A. Increases
B. Decreases
C. Remain same
D. First decreases then increases
Which of the following have their outer most shell complete in atomic form ?
A. Noble gases
B. Alkali metals
C. Coinage metals
D. Gun metals
The octet rule does not always hold for which of the following elements _________________?
A. C
B. O
C. F
D. P
The Lewis acids are__________________?
A. Electron deficient
B. Electron rich
C. Octet is complete
D. No such acids exist