Advertisements
Advertisements
प्रश्न
The oxidation state of central atom in the anion of compound \[\ce{NaH2PO2}\] will be ______.
विकल्प
+3
+5
+1
–3
Advertisements
उत्तर
The oxidation state of central atom in the anion of compound \[\ce{NaH2PO2}\] will be +1.
Explanation:
\[\ce{NaH2PO2}\]: (+1) + (+1 × 2) + x + (–2 × 2) = 0
x = + 1
APPEARS IN
संबंधित प्रश्न
The element that does NOT exhibit allotropy is
- As
- Sb
- Bi
- N
Give reasons for the following : (CH3)3 P = O exists but (CH3)3 N = O does not.
Why are pentahalides more covalent than trihalides?
Write main differences between the properties of white phosphorus and red phosphorus.
Among the hydrides of Group-15 elements, which have the lowest boiling point?
Give reasons H3PO3 undergoes disproportionation reaction but H3PO4 does not.
Account for the following
Bi(V) is a stronger oxidizing agent than Sb(V).
Explain the geometry of [Cu(NH3)4]2+ on the basis of hybridisation [ At. No. Cu = 29 ].
Ionic radii (in Å) of As3+, Sb3+ and Bi3+ follow the order:
The p-block element of group 15 that forms predominantly basic oxide is _____________.
Which of the following trihalide is unstable?
Which of the following element will form acidic oxides of type E2O3?
Among the following, which one is a wrong statement.
The correct order of oxidising power is:
If chlorine gas is passed through hot NaOH solution, two changes are observed in the oxidation number of chlorine during the reaction. These are :
(i) 0 to +5
(ii) 0 to +3
(iii) 0 to –1
(iv) 0 to +1
Match the species given in Column I with the shape given in Column II and mark the correct option.
| Column I | Column II |
| (A) \[\ce{SF4}\] | (1) Tetrahedral |
| (B) \[\ce{BrF2}\] | (2) Pyramidal |
| (C) \[\ce{BrO^{-}3}\] | (3) Sea-saw shaped |
| (D) \[\ce{NH^{+}4}\] | (4) Bent T-shaped |
In \[\ce{PCl5}\], phosphorus is in sp3d hybridised state but all its five bonds are not equivalent. Justify your answer with reason.
The elements with atomic numbers 9, 17, 35, 53 and 85 belong to
The correct order of increase acidic strength of CIOH(1), BrOH (II) and lOH (iii) is.
In which one of the following arrangements the given sequence is not strictly according to the properties indicated against it?
