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Chemistry Fsc Part 2 Online Test
| Sr. # | Questions | Answers Choice |
|---|---|---|
| 1 | Co-ordination number of Pt in Pt Cl(NO2)(NH3)4 | 2- 4 1 6 |
| 2 | The strength of binding energy of transition elements depends upon | number of electron pairs number of unpaired electron pairs number of neutrons number of protons |
| 3 | The colour of transition metal complexes | d-d transitions of electrons paramagnetic nature of transition elements ionization loss of s-electron |
| 4 | Group VI B to transition elements contains | Zn, Cd, Hg Fe, Ru, OS Cr, MO, W Mn, Te, Re |
| 5 | Typical transition element is | Sc CO Ra Y |
| 6 | Which of the following is non-typical transition metal |
Fe Mn Zn Ni |
| 7 | Total number of d-block elements are | 10 20 30 40 |
| 8 | The total number of transition element is | 10 14 40 58 |
| 9 | An element that has high ionization energy and tends to be chemically inactive would most likely to be | an alkali metal a transition element a noble gas a halogen |
| 10 | Which halogen occurs naturally in a positive oxidation state | Fluorine Chlorine Bromine Iodine |
| 11 | Bleaching powder may be produced by passing chlorine over | calcium carbonate hydrated calcium sulphate calcium hydroxide magnesium hydroxide |
| 12 | The anhydride of HCIO4is | CIO CIO<sub>2</sub> CIO<sub>3</sub> CI<sub>2</sub>O<sub>7</sub> |
| 13 | Which halogen will react spontaneously with Au(s)to produce Au3+ | Br<sub>2</sub> F<sub>2</sub> I<sub>2</sub> Cl<sub>2</sub> |
| 14 | Chlorine heptoxide (CI2O7) reacts with water to form | Hypochlorous acid Chloric acid Perchloric acid Chlorine and oxygen |
| 15 | Which of the following hydrogen halide is the weakest acid in solution | HF HBr HI HCl |
| 16 | Which of the following noble gas is used for arc welding and cutting | Helium Argon Xenon Radon |
| 17 | ___________ is use as a cooling medium for nuclear reactors | Ne He Ar Kr |
