Match the interhalogen compounds in column I with the geometry in column-II and assign the correct code: 

Column-I	Column-II
(A) XX’	(i) T-shape
(B) XX’3	(ii) Pentagonal bipyramidal
(C) XX’5	(iii) Linear
(D) XX’7	(iv) Square Pyramidal

 

	(A)	(B)	(C)	(D)
1.	(iii)	(i)	(iv)	(ii)
2.	(i)	(iv)	(iii)	(ii)
3.	(iv)	(iii)	(ii)	(i)
4.	(iii)	(iv)	(i)	(ii)

Choose the pairs of isoelectronic compounds which are isostructural:

1. TeF₂, XeF₂

2. IBr₂^-, XeF₂

3. IF₃, XeF₂

4. BeCl₂, XeF₂

In which pair of ions both the species contain S-S bond?

1. ${\mathrm{S}}_2{\mathrm{O}}_7^{2-},$ ${\mathrm{S}}_2{\mathrm{O}}_8^{2-}$

2. ${\mathrm{S}}_4{\mathrm{O}}_6^{2-},$ ${\mathrm{S}}_2{\mathrm{O}}_3^{2-}$

3. ${\mathrm{S}}_4{\mathrm{O}}_6^{2-},$ ${\mathrm{S}}_2{\mathrm{O}}_7^{2-}$

4. ${\mathrm{S}}_2{\mathrm{O}}_7^{2-},$ ${\mathrm{S}}_2{\mathrm{O}}_3^{2-}$

Which of the following reactions does not exhibit the oxidising behaviour of H₂SO₄?

1. Cu + 2H₂SO₄ → CuSO₄ + SO₂ + 2H₂O

2. 3S + 2H₂SO₄ → 3SO₂ + 2H₂O

3. C + 2H₂SO₄ → CO₂ + 2SO₂ + 2H₂O

4. CaF₂ + H₂SO₄ → CaSO₄ + 2HF

Which of the following is the incorrect statement?

1. PH₅  and BiCl₅  do not exist

2. pπ - dπ bonds are present in SO₂

3. SeF₄ and CH₄  have the same shape

4. \(I_{3}^{+}\) $\mathrm{has}$ $\mathrm{bent}$ $\mathrm{geometry}$

In the structure of ClF₃, the number of lone pairs of electrons on central atom 'Cl' is:

1. 1

2. 2

3. 3

4. 4

Match the compounds given in Column I with the  shape given in Column II and mark the correct option. 

The product obtained as a result of a reaction of nitrogen with CaC₂ is:

1. CaCN         

2. CaCN₃

3. Ca₂CN       

4. CaCN₂