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mnsoomro
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The elements in which d or f orbitals are in the process of completion are__________________?
A. outer transition elements B. inner transition elements C. typical transition elements D. transition elements Submitted by :- Jamil Ahmed
Group VIB of transition elements contains___________________?
A. Zn Cd Hg B. Fe Ru Os C. Cr Mo W D. Mn Te Re Submitted by :- Jamil…
The oxidation number of central metal atom in [Ni(CO)4] is_________________?
A. 0 B. 2 C. 4 D. 6 Submitted by :- Jamil Ahmed
Coordination number of the transition element in [Pt Cl NO2 (NH3)4]2- is____________________?
A. 2 B. 6 C. 4 D. 8 Submitted by :- Jamil Ahmed
The reduction potential Zn is_________________?
A. 0.76 B. -0.76 C. -0.55 D. 0.55 Submitted by :- Jamil Ahmed
In K2Cr2O7 the oxidation number of chromium is____________________?
A. 07 B. 06 C. 0-7 D. 0-6 Submitted by :- Jamil Ahmed
Which of the following is typical transition metal?
A. Sc B. Y C. Cd D. Co Submitted by :- Jamil Ahmed
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 Submitted by :- Jamil Ahmed
Which is sold as fertilizer ___________________?
A. CaSiO3 B. Na2SiO3 C. Ca3(PO4)2 D. MnSiO3 Submitted by :- Jamil Ahmed
With impurities like P and S the open hearth furnace is lined with ?
A. SiO2 B. Fe2O3 C. FeO D. CaO MgO Submitted by :- Jamil Ahmed