Advertisements
Advertisements
प्रश्न
Identify the metal and justify your answer.
\[\ce{MO3F}\]
Advertisements
उत्तर
The M in the given complex is in +7 O.S.
Manganese is the only element in the first transition series that shows +7 oxidation state, therefore this compound is \[\ce{MO3F}\].
APPEARS IN
संबंधित प्रश्न
Why is Sc3+ colourless while Ti3+ coloured? (Atomic number Sc = 21, Ti =22)
Which metal in the first transition series (3d series) exhibits + 1 oxidation state most frequently and why?
Why do the transition elements have higher enthalpies of atomisation?
Explain briefly how +2 state becomes more and more stable in the first half of the first row transition elements with increasing atomic number?
Write balanced chemical equations for the conversion of `CrO_4^(2-)` to `Cr_2O_7^(2-)` in acidic medium and `Cr_2O_7^(2-)` to `CrO_4^(2-)`
in basic medium.
Transition metals with highest melting point is ____________.
Maximum magnetic moment is shown by ____________.
Transition elements show high melting points. Why?
While filling up of electrons in the atomic orbitals, the 4s orbital is filled before the 3d orbital but reverse happens during the ionisation of the atom. Explain why?
Fill in the blanks by choosing the appropriate word(s) from those given in the brackets:
(activation energy, Threshold energy, increased, lowered, partially, full, d-d transition, Benzoic acid, benzaldehyde)
Only those transition metal ions will be coloured which have ______ filled d-orbitals facilitating ______.
It has been observed that first ionization energy of 5 d series of transition elements are higher than that of 3d and 4d series, explain why?
The element with atomic number 53 belongs to
Catalytic hydrogenation of benzene gives
On strong heating AgNO3, the gases evolved are:-
The product of oxidation of I– with \[\ce{MnO^{-}4}\] in alkaline medium is:-
Which one of the following characters tie of the transition metal is associated with higher catalytic activity?
The disproportionation of \[\ce{MnO^{2-}_4}\] in acidic medium resulted in the formation of two manganese compounds A and B. If the oxidation state of Mn in B is smaller than that of A, then the spin-only magnetic moment (µ) value of B in BM is ______. (Nearest integer)
Which one among the following metals of the 3d series has the lowest melting point?
