K2 (Cu(CN)4) which one is correct___________________?
K2 (Cu(CN)4) which one is correct___________________? A. Potassium tetra cyano cupperate B. Co-ordination number is 2 C. Ligand is positively chargedD. Central atom is present in avionic sphere
K2 (Cu(CN)4) which one is correct___________________? A. Potassium tetra cyano cupperate B. Co-ordination number is 2 C. Ligand is positively chargedD. Central atom is present in avionic sphere
Which of the following is typical transition metal ? A. Sc B. Y C. CdD. Co
When an active metal like Al comes in contact with less active element like Cu then it produces__________________? A. dry cellB. galvanic cell C. electrolytic cell D. A and B
Which is sold as fertilizer ___________________? A. CaSiO3 B. Na2SiO3C. Ca3(PO4)2 D. MnSiO3
With impurities like P and S the open hearth furnace is lined with ? A. SiO2 B. Fe2O3 C. FeOD. CaO MgO
In pig iron the concentration of C-atom is ___________________? A. 0.12 — 0.25%B. 2.5 — 4.5% C. 2.0 — 4.0% D. 0.25 — 2.5%
Geometry of the complex compounds usually depends upon __________________? A. type of ligands B. types of hybridization in the elements of ligandsC. hybridization of central metal D. All of above
The compound or complex ion which has a ring in its structure__________________? A. polydentate ligandB. chelate C. monodentate ligand D. hydrate
Which of the following can form a chealate______________________? A. ammineB. oxalato C. carbonyl D. cyano
The specie which donates electrons to central metal atom in coordination sphere is called____________________? A. anion B. cationC. Ligand is positively charged D. acid