Which of the following property increases with an increase in the atomic no. of Group 14 elements?
Atomic size
Ionisation potential
Metallic character
Stability of +2 oxidation state
Which of the following statement is correct about Group 13 elements?
They form only compounds
They form only covalent compounds
They form only co-ordinate compounds
They form both ionic and covalent compounds
Which of the following is not a characteristic of carbon?
Catenation
Multiple bond formation
Availability of d-orbitals for bonding
Highest electronegativity in the Group
In the Group 13 elements, the +1 oxidation state of thallium is more stable than +3 oxidation state, because of
Replusion effect
Inductive effect
Inert pair effect
Increasing atomic number
Which member of Group 13 elements does not exhibit the Group valency in its compound?
Boron
Gallium
Thallium
Aluminium
