Hypochlorite disproportionate to give -

1. Cl- and ClO4-

2. ClO4- and ClO3-

3. ClO3- and Cl-

4. ClO2- and Cl-

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

Which has highest normality?

1. 1MH3PO2

2. 1MH3PO3

3. 1MH3PO4

4. All of these

 

Subtopic:  Equivalent Weight |
 65%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Amongst the following species that have an atom in (+6) oxidation state is-

1. MnO4-

2. Cr(CN)63-

3. NiF62-

4. CrO2Cl2

Subtopic:  Oxidizing & Reducing Agents |
 84%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

Mg(OH)2 + HCl Mg(OH)Cl + H2O2, the equivalent weight of Mg(OH)2 will be (M= Mol. wt. of Mg(OH)2)

1. zero

2. M

3. M/2

4. M/4

Subtopic:  Equivalent Weight |
 67%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

A metallic oxide contains 20% oxygen. The equivalent weight of metal is

1. 12

2. 16

3. 32

4. 64

Subtopic:  Equivalent Weight |
 75%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

2 gm limestone (CaCO3 + Impurities ) is reacted with 100ml N/2 HCl. The excess acid requires 60ml N/2 NaOH. The % purity of limestone is

1. 25%

2. 50%

3. 75%

4. 100%

Subtopic:  Equivalent Weight |
 57%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

1.575 gm crystalline oxalic acid |      COOHCOOH·xH2O is dissolved in water and diluted upto 250 ml. 25ml of this solution is completely neutralised with 250ml N/10 NaOH. The value of 'x' is 

1. Zero

2. 1

3. 2

4. 5

Subtopic:  Equivalent Weight |
 57%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

A 2 gm mixture of K2CO3 and KCl is completely reacted with 100 ml N/10 HCl. The % of K2CO3 in the mixture is (K = 39, Cl =35.5, C=12, O=16)

1. 69%

2. 34.5%

3. 50%

4. 100%

Subtopic:  Equivalent Weight |
 66%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

400 ml M/10 H2SO4 is mixed with 600 ml N/10 NaOH then normality and nature of solution respectively will be

1. 0.02N, basic

2. 0.02N, acidic

3. 0.046N, acidic

4. 0.142N , acidic

Subtopic:  Equivalent Weight |
 59%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

The oxidation number of sulphur in S8, S2F2 and H2S respectively are :

1. 0, +1 and -2

2. +2, +1 and -2

3. 0, +1 and +2

4. -2. +1 and -2

Subtopic:  Oxidizing & Reducing Agents |
 86%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh