Non-stoichiometric compounds of transition elements are called___________________?
Non-stoichiometric compounds of transition elements are called___________________? A. hydrates B. hydrides C. binary compoundsD. interstitial compounds
Non-stoichiometric compounds of transition elements are called___________________? A. hydrates B. hydrides C. binary compoundsD. interstitial compounds
The oxidation state of transition elements is usually _______________________? A. variable B. constant C. single D. infinite
The correct electronic configuration of Cr is____________________? A. [Ar]4s23d4 B. [Ar] 4s23d4 C. [Ar]4s03d5D. [Ar]4s13d5
Pure metal__________________? A. corrode slowly B. corrode rapidlyC. does not corrode easily D. none of these
The melting points and boiling points upto meddle of 3d- series ____________________? A. increases B. decreases C. remain same D. no regular trend
The leements in which d or f orbitals are in the process of completion are__________________? A. outer transition elements B. inner transition elements C. typical transition elementsD. transition elements
Group VIB of transition elements contains___________________? A. Zn Cd Hg B. Fe Ru OsC. Cr Mo W D. Mn Te Re
The oxidation number of central metal atom in [Ni(CO)4] is_________________? A. 0 B. 2C. 4 D. 6
Coordination number of the transition element in [Pt Cl NO2 (NH3)4]2- is____________________? A. 2B. 6 C. 4 D. 8