Assertion : XeF6 reacts with small quantity of water to form XeOF4.

Reason : XeF6 reacts with glass and form XeOF4.

  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:  Group 18 - Preparation, Properties & Uses |
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Which one of the following does not exist?

1. XeOF4

2. NeF2

3. XeF2

4. XeF6 

Subtopic:  Group 18 - Preparation, Properties & Uses |
 94%
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The hybridisation of atomic orbitals of nitrogen in NO2+,NO3- and NH4+ are 

(A) sp, sp3 and sp2 respectively

(B) sp, sp2 and sp3 respectively

(C) sp2, sp and sp3 respectively

(D) sp2, sp3 and sp respectively

Subtopic:  Group 15 - Preparation, Properties & Uses |
 82%
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Which of the following hydrides is most acidic

(1) H2Te

(2) H2Se

(3) H2O

(4) H2S

Subtopic:  Group 16 - Preparation, Properties & Uses |
 82%
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NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following statements about H2SO4 is false:

1. It can act as an oxidising agent with copper

2. It acts as a dehydrating agent with sugar

3. It acts as an acid in its reaction with BaO2

4. It acts as a reducing agent in its reaction with Cu2O

Subtopic:  Group 16 - Preparation, Properties & Uses |
 70%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following oxide is most acidic

(1) Na2O

(2) Al2O3

(3) P2O5

(4) SO3

Subtopic:  Group 16 - Preparation, Properties & Uses |
 70%
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The least acidic oxide among the following is:

1. P4O6 

2. P4O10 

3. As4O6 

4. As4O10 

Subtopic:  Group 15 - Preparation, Properties & Uses |
 52%
From NCERT
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Links
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NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following polyhalide ion is most stable

1. Br3- 

2. I3- 

3. Cl3- 

4. F3- 

Subtopic:  Group 17 - Preparation, Properties & Uses |
 73%
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A diamagnetic element burns in air to form a dioxide.This dioxide can reduce iodine to HI. When H2 gas is bubbled through this element, it forms a hydride.It was found that the reaction of the dioxide and hydride of this element produces the same metal again.The element is

(1) S

(2) Si

(3) Te

(4) PO

Subtopic:  Group 16 - Preparation, Properties & Uses |
 75%
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Point out the incorrect statement among the following :

(1) The oxidation state of oxygen is +2 in OF2.

(2) Acidic character follows the order H2O < H2S < H2Se < H2Te.

(3) The tendency to form multiple bonds increases in moving down the group from sulphur to tellurium (towards C and N)

(4) Sulphur has a strong tendency to catenate while oxygen shows this tendency to a limited extent.

Subtopic:  Group 16 - Preparation, Properties & Uses |
 71%
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