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KALYANI PUBLICATION-d- AND- f- BLOCK ELEMENTS-EXERCISE (PART-II) (DESCRIPTIVE QUESTIONS)(VERY SHORT ANSWER QUESTIONS)
- Write the general electronic configuration of transition elements or d...
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- How many transition series of elements are there in the periodic table...
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- Though copper, silver and gold atoms have completely filled sets of d-...
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- What are the two important oxidation states of group 6 elements of the...
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- The electronic configuration of an element is 3d^5 4s^1. Write its (i)...
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- Write the highest oxidation state shown by an element with atomic numb...
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- Why are compounds of transition elements generally coloured ?
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- Why does vanadium pentoxide acts as a catalyst?
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- Name the metal with tripositive ion represented by the configuration :...
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- Out of Cr^(2+) and Cr^(3+), which one is stable in aqueous solution?
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- Give an example of disproportionation reaction
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- Which elements are called ferrous metals ?
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- What are platinum metals ?
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- What is the highest oxidation state shown by a transition element.
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- Name one ore each of manganese and chromium.
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- What do you mean by 18 carat gold ?
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- Which is more stable Fe^(2+) or Fe^(3+)? Why ?
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- Why is Pt(IV) more stable than Ni(IV).
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- K2 Pt Cl6 is well known compound while corresponding Ni compound is n...
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- Why is electronic configuration 1s^2 2s^2 2p^6 3s^2 3p^6 3d^4 4s^2 n...
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