P Block Elements
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Given below are two statements:
Statement I : In CuSO4.5H2O, Cu-O bonds are present
Statement II : In CuSO4.5H2O, ligands coordinating with Cu(II) ion are O- and S- based ligands
In the light of the above statements, choose Correct answer from the options given below:
Given below are two statements:
Statement I : In CuSO4.5H2O, Cu-O bonds are present
Statement II : In CuSO4.5H2O, ligands coordinating with Cu(II) ion are O- and S- based ligands
In the light of the above statements, choose Correct answer from the options given below:
From the given structure of CuSO4 . 5H2O Cu (II) ion and oxygen bonds are present but ligands coordinating with Cu (II) ion are not O and S both.
Upvote 
Match the items of Columns I and II and mark the correct option.
Match the items of Columns I and II and mark the correct option.
This is a matching answer type question as classified in NCERT Exemplar
Correct option is (iii)
Upvote Match the species given in Column I with the shape given in Column II and mark the correct option.
Match the species given in Column I with the shape given in Column II and mark the correct option.
This is a matching answer type question as classified in NCERT Exemplar
Correct option is (ii)
Upvote Match the items of Columns I and II and mark the correct option.
Match the items of Columns I and II and mark the correct option.
This is a matching answer type question as classified in NCERT Exemplar
Correct option is (i)
CCl3NO2 stands for chloropicrin, which is known as tear gas. Cl is the element of the highest electron gain enthalpy. Sulphur is the element belonging to 16th group, &
Upvote Match the formulas of oxides given in Column I with the type of oxide given in Column II and mark the correct option.
Match the formulas of oxides given in Column I with the type of oxide given in Column II and mark the correct option.
This is a matching answer type question as classified in NCERT Exemplar
Correct option is (ii)
A. Pb3O4is a mixed ore
B. N2O is a neutral oxide
C. Mn2O7is acidic oxide
D. Bi2O3is basic oxide
Upvote Match the compounds given in Column I with the hybridisation and shape given in Column II and mark the correct option
Match the compounds given in Column I with the hybridisation and shape given in Column II and mark the correct option
This is a matching answer type question as classified in NCERT Exemplar
Correct option is (i)
In XeF6, the central Xe atom undergoes sp3d3 hybridisation and the molecular geometry is distorted octahedral with 1 lone pair and 6 bond pairs of electrons.
In XeO3, the central Xe atom undergoes&nb
Upvote Assertion : SF6 cannot be hydrolysed but SF4 can be.
Reason : Six F atoms in SF6 prevent the attack of H2O on sulphur atom of SF6
(i) Both assertion and reason are correct statements, and reason is the correct explanation of the assertion.
(ii) Both assertion and reason are correct statements, but reason is not the correct explanation of the assertion.
(iii) Assertion is correct, but reason is wrong statement.
(iv) Assertion is wrong but reason is correct statement.
(v) Both assertion and reason are wrong statements.
Assertion : SF6 cannot be hydrolysed but SF4 can be.
Reason : Six F atoms in SF6 prevent the attack of H2O on sulphur atom of SF6
(i) Both assertion and reason are correct statements, and reason is the correct explanation of the assertion.
(ii) Both assertion and reason are correct statements, but reason is not the correct explanation of the assertion.
(iii) Assertion is correct, but reason is wrong statement.
(iv) Assertion is wrong but reason is correct statement.
(v) Both assertion and reason are wrong statements.
This is a assertion and reason answer type question as classified in NCERT Exemplar
Correct option is (i)Here, the S atom is surrounded by 6F atoms, so it's complected for H2O to attack SF6, but in case of SF4, it's surrounded by 4F
Upvote Assertion : NaCl reacts with concentrated H2SO4 to give colourless fumes with pungent smell. But on adding MnO2 the fumes become greenish yellow.
Reason : MnO2 oxidises HCl to chlorine gas which is greenish yellow.
(i) Both assertion and reason are correct statements, and reason is the correct explanation of the assertion.
(ii) Both assertion and reason are correct statements, but reason is not the correct explanation of the assertion.
(iii) Assertion is correct, but reason is wrong statement.
(iv) Assertion is wrong but reason is correct statement.
(v) Both assertion and reason are wrong statements.
Assertion : NaCl reacts with concentrated H2SO4 to give colourless fumes with pungent smell. But on adding MnO2 the fumes become greenish yellow.
Reason : MnO2 oxidises HCl to chlorine gas which is greenish yellow.
(i) Both assertion and reason are correct statements, and reason is the correct explanation of the assertion.
(ii) Both assertion and reason are correct statements, but reason is not the correct explanation of the assertion.
(iii) Assertion is correct, but reason is wrong statement.
(iv) Assertion is wrong but reason is correct statement.
(v) Both assertion and reason are wrong statements.
This is a assertion and reason answer type question as classified in NCERT Exemplar
Correct option is (i)
When NaCl reacts with concentrated H2SO4, it produces colourless fumes with a pungent smell, but when MnO2 is added, the fum
Upvote Assertion : Both rhombic and monoclinic sulphur exist as S8 but oxygen exists as O2 .
Reason : Oxygen forms pπ – pπ multiple bonds due to small size and small bond length Pπ- Pπ bonding is not possible in sulphur.
(i) Both assertion and reason are correct statements, and reason is the correct explanation of the assertion.
(ii) Both assertion and reason are correct statements, but reason is not the correct explanation of the assertion.
(iii) Assertion is correct, but reason is wrong statement.
(iv) Assertion is wrong but reason is correct statement.
(v) Both assertion and reason are wrong statements.
Assertion : Both rhombic and monoclinic sulphur exist as S8 but oxygen exists as O2 .
Reason : Oxygen forms pπ – pπ multiple bonds due to small size and small bond length Pπ- Pπ bonding is not possible in sulphur.
(i) Both assertion and reason are correct statements, and reason is the correct explanation of the assertion.
(ii) Both assertion and reason are correct statements, but reason is not the correct explanation of the assertion.
(iii) Assertion is correct, but reason is wrong statement.
(iv) Assertion is wrong but reason is correct statement.
(v) Both assertion and reason are wrong statements.
This is a assertion and reason answer type question as classified in NCERT Exemplar
Correct option is (i)
The rhombic and the monoclinic forms of sulphur exist as S8 . Oxygen forms a p\pi - p\pi multiple bond due to it
Upvote Assertion : HI cannot be prepared by the reaction of KI with concentrated H2SO4
Reason : HI has lowest H–X bond strength among halogen acids
(i) Both assertion and reason are correct statements, and reason is the correct explanation of the assertion.
(ii) Both assertion and reason are correct statements, but reason is not the correct explanation of the assertion.
(iii) Assertion is correct, but reason is wrong statement.
(iv) Assertion is wrong but reason is correct statement.
(v) Both assertion and reason are wrong statements.
Assertion : HI cannot be prepared by the reaction of KI with concentrated H2SO4
Reason : HI has lowest H–X bond strength among halogen acids
(i) Both assertion and reason are correct statements, and reason is the correct explanation of the assertion.
(ii) Both assertion and reason are correct statements, but reason is not the correct explanation of the assertion.
(iii) Assertion is correct, but reason is wrong statement.
(iv) Assertion is wrong but reason is correct statement.
(v) Both assertion and reason are wrong statements.
This is a assertion and reason answer type question as classified in NCERT Exemplar
Correct option is (ii)
Because H2SO4 is a stronger oxidising agent and HI is a stronger reducing agent, H2SO4 oxidizes and is reduced to SO2.
Upvote