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Chemistry

REDOX REACTION TEST - 3

1 / 20

Which one is the oxidising agent in the reaction given below 2CrO_{4}^{2-} + 2H+ → Cr2O_{7}^{-2} + H2O
नीचे दी गई अभिक्रिया में कौन ऑक्सीकारक पदार्थ है :2CrO_{4}^{2-} + 2H+ → Cr2O_{7}^{-2} + H2O

2 / 20

The compound that can work both as an oxidising as well as reducing agent is :
वह यौगिक, जो ऑक्सीकारक व अपचायक दोनों की तरह व्यवहार करता है

3 / 20

The eq. wt. of iodine in, I2 + 2S2O_{3}^{2-} → 2I– + S4O_{6}^{2-} is :
I2 + 2S2O_{3}^{2-} → 2I– + S4O_{6}^{2-} में l2 का तुल्यांकी भार है

4 / 20

Equivalent weight of NH3 in the change N2 → NH3 is :
N2 → NH3 परिवर्तन में, NH3 के तुल्यांकी भार का मान है

5 / 20

When H2 reacts with Na, it acts as :-
जब H2 , Na के साथ क्रिया करती है तो यह कार्य करती है:

6 / 20

In a reaction of H2O (steam) + C (glowing) → CO + H2
अभिक्रिया H2O (भाप) + C (तप्त) → CO + H2 में

7 / 20

HNO2 acts as an oxidant with which one of the following reagent:-
निम्न में से किस क्रियाकारक में HNO2 ऑक्सीकारक की तरह कार्य करता है:

8 / 20

In the reaction:- C + 4HNO3 → CO2 + 2H2O + 4NO2 HNO3 acts as :–
अभिक्रिया में : C + 4HNO3 → CO2 + 2H2O + 4NO2 HNO3 इस प्रकार कार्य करता है -

9 / 20

A reducing agent is a substance which can :
एक अपचायक पदार्थ वह है जो

10 / 20

In which of the following reaction H2O2 acts as reducing agent :-
निम्न में से किस अभिक्रिया में H2O2 अपचायक है:

11 / 20

A compound contains atoms A, B and C. The oxidation number of A is +2, of B is +5 and of C is –2. The possible formula of the compound is :
एक यौगिक, जिसमें A, B व C परमाणु है जिसमें A का ऑक्सीकरण अंक +2, B का +5 व C का - 2 है यौगिक का सम्भव सूत्र है

12 / 20

In the reaction, VO + Fe2O3 → FeO + V2O5 , the eq. wt. of V2O5 is equal to its :
अभिक्रिया VO + Fe2O3 → FeO + V2O5 में, V2O5 का तुल्यांकी भार बराबर है

13 / 20

In the reaction, 2S2O_{3}^{2-} + I2 → S4O_{6}^{2-} + 2I–, the eq. wt. of Na2S2O3 is equal to its :
अभिक्रिया 2S2O_{3}^{2-} + I2 → S4O_{6}^{2-} + 2I– में, Na2S2O3 का तुल्यांकी भार है -

14 / 20

A sulphur containing species that can not be a reducing agent is :-
सल्फर की स्पीशीज जो कि अपचायक की तरह कार्य नहीं। कर सकती है :

15 / 20

Oxidation number of sodium in sodium amalgam is
सोडियम का सोडियम अमलगम में ऑक्सीकरण अंक है:

16 / 20

The reaction H2S + H2O2 → S + 2H2O manifests :
अभिक्रिया H2S + H2O2 → S + 2H2O प्रदर्शित करती है

17 / 20

Equivalent weight of N2 in the change N2 → NH3 is
N2 → NH3 परिवर्तन में, N2 का तुल्यांकी भार है

18 / 20

In the course of a chemical reaction an oxidant –
एक रासायनिक अभिक्रिया के दौरान ऑक्सीकारक :

19 / 20

If an element is in its lowest oxidation state, under proper conditions it can act as :
यदि, एक तत्व उचित परिस्थितियों में इसकी निम्नतम ऑक्सीकरण अवस्था में रहता है, तो वह होगा

20 / 20

In the reaction : A–n2 + xe– → A–n1, here x will be
अभिक्रिया A–n2 + xe– → A–n1 में x है

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