Any process of chemical decay of metals due to the action of surrounding medium is called__________________?
A. activation
B. enameling
C. corrosion
D. coating
Transition Elements
In the production of wrought iron Mg Si and P are removed in the form of___________________?
In the production of wrought iron Mg Si and P are removed in the form of___________________?
A. oxides
B. silicates
C. slag
D. carbonates
When the central atom of coordination compound is sp3d2 hybridization the expected geometry will be___________________?
When the central atom of coordination compound is sp3d2 hybridization the expected geometry will be___________________?
A. tetrahedral
B. square planar
C. trigonal bipyramidal
D. octahedral
In complex compounds the oxidation number is written in___________________?
In complex compounds the oxidation number is written in___________________?
A. English
B. Greek
C. Roman numeral
D. Hebrew
The central atom along with ligands is called____________________?
The central atom along with ligands is called____________________?
A. complex ion
B. coordination sphere
C. ligand
D. complex compound
The species which donate two electron pairs in a coordination compound is called__________________?
The species which donate two electron pairs in a coordination compound is called__________________?
A. ligand
B. mono-dentate ligand
C. poly-dentate ligand
D. bi-dentate ligand
When a compound of transition element is dissolved in a solution of salt then it produces____________________?
When a compound of transition element is dissolved in a solution of salt then it produces____________________?
A. simples ions
B. complex ions
C. double salts
D. strong anions
When light is exposed to transition element then electrons jump from lower orbitals to higher orbitals in______________________?
When light is exposed to transition element then electrons jump from lower orbitals to higher orbitals in______________________?
A. orbitals of f-subshell
B. orbitals of d-subshell
C. orbitals of p-subshell
D. both A & B
Compounds attracted by applied strong magnetic field are called__________________?
Compounds attracted by applied strong magnetic field are called__________________?
A. diamagnetic
B. paramagnetic
C. good conductor
D. ferromagnetic
The location of transition elements is in between__________________?
The location of transition elements is in between__________________?
A. lanthanides & actinides
B. s and p block elements
C. chalcogens and halogens
D. d and f block elements