The metallic character of Group 14 elements
Has no significance
Does not change gradually
Decreases from top to bottom
Increases from top to bottom
Which member of Group 13 elements does not exhibit the Group valency in its compound?
Boron
Gallium
Thallium
Aluminium
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
Boron behaves as a
Metal
Metalloid
Non-metal
Transition metal
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
Catenation is a process for the formation of
Cations
Ionic compound
Covalent compound
Long chains of identical atoms
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
The type of bonding present in tetravalent compounds of Group 14 elements, is
Ionic
Metallic
Covalent
Hydrogen
