मराठी
महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता ११ वी

Choose the correct option. Oxidation numbers of Cl atoms marked as Cla and Clb in CaOCl2 (bleaching powder) are

Advertisements
Advertisements

प्रश्न

Choose the correct option.

Oxidation numbers of Cl atoms marked as Cla and Clb in CaOCl2 (bleaching powder) are

\[\begin{array}{cc} \ce{Cl^{{a}}}\phantom{.} \\/\phantom{...} \\ \ce{Ca}\phantom{......} \\ \backslash\phantom{..} \\\phantom{........} \ce{O-Cl^{{b}}}\phantom{.} \end{array}\]

पर्याय

  • zero in each

  • -1 in Cla and +1 in Clb

  • +1 in Cla and -1 in Clb

  • 1 in each

MCQ
Advertisements

उत्तर

Oxidation numbers of Cl atoms marked as Cla and Clb in CaOCl2 (bleaching powder) are -1 in Cla and +1 in Clb

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 6: Redox Reactions - Exercises [पृष्ठ ९१]

APPEARS IN

बालभारती Chemistry [English] Standard 11 Maharashtra State Board
पाठ 6 Redox Reactions
Exercises | Q 1. (A) | पृष्ठ ९१

संबंधित प्रश्‍न

Choose the correct option.

Which is the correct stock notation for manganese dioxide?


Choose the correct option.

Oxidation number of oxygen in superoxide is


In which chemical reaction does carbon exhibit variation of oxidation state from - 4 to + 4? Write a balanced chemical reaction.


Calculate the oxidation number of the underlined atom.

H2SO4


Calculate the oxidation number of the underlined atom.

K2C2O4


Calculate the oxidation number of the underlined atom.

NaH2PO4


Justify that the following reaction is redox reaction; identify the species oxidized/reduced, which acts as an oxidant and which acts as a reductant.

\[\ce{I2_{(aq)} + 2S2O^{2-}_{3(aq)}->S4O^{2-}_{6(aq)} + 2I^-_{ (aq)}}\]


Justify that the following reaction is redox reaction; identify the species oxidized/reduced, which acts as an oxidant and which acts as a reductant.

\[\ce{HF_{(aq)} + {OH}^-_{ (aq)}->H2O_{(l)} + {F}^ -_{ (aq)}}\]


Identify the following pair of species is in its oxidized state?

Cu/Cu2+


Justify the following reaction as a redox reaction.

\[\ce{2Na_{(s)} + S_{(s)} -> Na2S_{(s)}}\]

Find out the oxidizing and reducing agents.


Provide the stock notation for the following compound:

MnO


Provide the stock notation for the following compound:

CuO


Which of the following redox couple is a stronger reducing agent?

Li (E0 = - 3.05 V) and Mg (E0 = - 2.36 V)


Oxidation state of Xe in XeOF4 is ____________.


The oxidation number of oxygen in peroxides is ____________.


What is the oxidation number of As in H3AsO3?


In the reaction,

\[\ce{MnO^{-1}_4 (aq) + Br^{-1}(aq) -> MnO2(s) + BrO^{-1}_3(aq)}\]

the correct change in oxidation number of the species involved is ______.


In the complex [Co(en)3]Cl3, ____________.


The oxidation number of sulphur in S8 molecule is ______.


Oxidation state of nitrogen in nitric oxide is ______.


Stock notations are used to specify the oxidation numbers of ____________.


The sum of oxidation number of all atoms in \[\ce{SnO^{2-}_3}\] ion is _______.


The oxidation number of Cr in \[\ce{Cr(OH)^-_4}\] ion is ______.


The oxidation number of phosphorous in Ba(H2PO2)2 is ______.


Among group 16 elements, which one does not show −2 oxidation state?


Which of the following changes exhibit that nitrogen undergoes oxidation?


Which of the following statements are INCORRECT?

  1. All the transition metals except scandium form MO oxides which are ionic.
  2. The highest oxidation number corresponding to the group number in transition metals oxides is attained in Sc2B5 to Mn2B7.
  3. Basic character increases from V2B5 to V2B4 to V2B5.
  4. V2B4 dissolves in acids to give VO43– salts.
  5. CrO is basic but Cr2B5 is atmospheric.

Choose the correct answer from the options given below:


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×