Which of the following can form a chealate______________________?
A. ammine B. oxalato C. carbonyl D. cyano
Chemistry MCQs
The compound or complex ion which has a ring in its structure__________________?
A. polydentate ligand B. chelate C. monodentate ligand D. hydrate
Geometry of the complex compounds usually depends upon __________________?
A. type of ligands B. types of hybridization in the elements of ligands C. hybridization of central metal D. All of above
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%
With impurities like P and S the open hearth furnace is lined with ?
A. SiO2 B. Fe2O3 C. FeO D. CaO MgO
Which is sold as fertilizer ___________________?
A. CaSiO3 B. Na2SiO3 C. Ca3(PO4)2 D. MnSiO3
When an active metal like Al comes in contact with less active element like Cu then it produces__________________?
A. dry cell B. galvanic cell C. electrolytic cell D. A and B
Which of the following is typical transition metal ?
A. Sc B. Y C. Cd D. Co
K2 (Cu(CN)4) which one is correct___________________?
A. Potassium tetra cyano cupperate B. Co-ordination number is 2 C. Ligand is positively charged D. Central atom is present in avionic sphere
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