Assertion : The ratio by volume of gaseous reactants and products is in agreement with their

                   molar ratio.

Reason : Volume of a gas is inversely proportional to the number of moles of a gas.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false

Subtopic:  Introduction to Redox and Oxidation Number |
 59%
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Equivalent weight of FeS2 in the half reaction, FeS2  Fe2O3+SO2 is:

1.  M/10

2.  M/11

3.  M/6

4.  M/1

Subtopic:  Equivalent Weight |
 50%
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The equivalent weight of HCl in the given reaction is: K2Cr2O7+14HCl  2KCl+2CrCl3+3Cl2+H2O

1.  16.25

2.  36.5

3.  73

4.  85.1

Subtopic:  Equivalent Weight |
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

The correct order of N-compounds in its decreasing order of oxidation states is :

1. HNO3, NO, N2, NH4Cl

2. HNO3NONH4ClN2

3. HNO3NH4ClNON2

4. NH4ClN2NOHNO3

Subtopic:  Oxidizing & Reducing Agents |
 65%
From NCERT
NEET - 2018
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

For the redox reaction,
 aMnO4-+bC2O42-+cH+dMn2++eCO2+fH2O
the correct stoichiometric coefficients of the reactants a, b, and c respectively for the balanced equation are: 

1. 16, 5, 2
2. 2, 5, 16
3. 2, 16, 5
4. 5, 16, 2

Subtopic:  Balancing of Equations |
 79%
From NCERT
NEET - 2018
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NEET 2023 - Target Batch - Aryan Raj Singh

A compound contains three elements A, B and C, if the oxidation number of A =+2, B =+5 and C =-2, the possible formula of the compound is :

1. A3B4C2                                 2. A3BC42

3. A2BC32                                 4.  ABC2

Subtopic:  Introduction to Redox and Oxidation Number |
 69%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh

The change in oxidation number of chlorine when Cl2 gas reacts with hot and concentrated sodium hydroxide solution is:

1. Zero to +1 and Zero to -5

2. Zero to -1 and Zero to +5

3. Zero to -1 and Zero to +3

4. Zero to +1 and Zero to -3

Subtopic:  Oxidizing & Reducing Agents |
 69%
From NCERT
AIPMT - 2012
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 FeCN64-FeCN63-+e-; Eo=-0.35 V
Fe2+Fe3++e-; Eo=-0.77 V
The strongest oxidizing agent in the above equation is:

1. FeCN64-

2. Fe2+

3. Fe3+

4. FeCN63-

Subtopic:  Emf & Electrode Potential |
From NCERT
AIPMT - 2008
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NEET 2023 - Target Batch - Aryan Raj Singh
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Number of moles of \(MnO^-_4\) required to oxidise one mole of ferrous oxalate completely in an acidic medium will be:

1. 0.6 mole 2. 0.4 mole
3. 7.5 moles 4. 0.2 mole
Subtopic:  Balancing of Equations |
 58%
From NCERT
AIPMT - 2008
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NEET 2023 - Target Batch - Aryan Raj Singh

The number of moles of KMnO4 that will be needed to react with one mole of sulphite ion in an acidic solution is:

1. \(3 \over 5\) 2. \(4 \over 5\)
3. \(2 \over 5\) 4. 1
Subtopic:  Equivalent Weight |
 61%
From NCERT
AIPMT - 2007
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Links
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NEET 2023 - Target Batch - Aryan Raj Singh