Correct order of boiling point of group 16 hydrides 

(1)H2O<H2S<H2Se<H2Te

(2)H2Te<H2Se<H2S<H2O

(3)H2S<H2Se<H2Te<H2O

(4)H2O<H2Te<H2Se<H2S

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Ammonia on reaction with excess of chlorine gives

(1) NCl3 and HCl

(2) N2 and NH4Cl

(3) NCl3 and NH4Cl

(4) N2 and HCl

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


White phosphorous reacts with calcium to form a certain compound which on hydrolysis produces

1. PH3

2. H3PO4

3. P4O6

4. P4O10

Concept Questions :-

group 15 ,preparation and properties
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Match the interhaIogen compounds of 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
             (v) Tetrahedral

Code
A B C D
(a) (iii) (iv) (i) (ii)
(b) (iii) (i) (iv) (ii)
(c) (v) (iv) (iii) (ii)
(d) (iv) (iii) (ii) (i)

Concept Questions :-

Interhalogen Compounds
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


It is because inability of ns2 electrons of the valence shell to participate in bonding that

(a) Sn2+ is reducing while Pb4+ is oxidising agent

(b) Sn2+ is oxidising while Pb4+ is reducing agent

(c) Sn2+ and Pb2+ are both oxidising and reducing agent

(d) Sn4+ is reducing while Pb4+ is oxidising agent

Concept Questions :-

group 15 ,preparation and properties
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


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

(a) S2O72-, S2O32-(b) S4O62-, S2O32-(c) S2O72-, S2O82-(d) S4O62-, S2O72-

Concept Questions :-

group 16,preparation and properties
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


AlF3 is soluble in HF only in presence of KF. It is due to the formation of
(a) K3[AIF3H3]
(b) K3[AIF6]
(c) AlH3
(d) K[AIF3H]

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Hot concentrated sulphuric acid is a moderately strong oxidising agent. Which of the following reaction doe not show oxidising behaviour?

(a) Cu + 2H2SO4 CuSO4 + SO2 + 2H2O

(b) 3S + 2H2SO4 3SO2 + 2H2O

(c) C + 2H2SO4 CO2 + 2SO2 + 2H2O

(d) CaF2 + H2SO4 CaSO4 + 2HF

Concept Questions :-

group 16,preparation and properties
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Among the following, which one is a wrong statement?

(a) PH5 and BiCl5 do not exist
(b) ρp-dp bonds are present in SO2
(c) SeF4 and CH4 have same shape
(d) I3+ has bent geometry

Concept Questions :-

group 17 ,preparation and properties
group 15 ,preparation and properties
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


When copper is heated with conc. HNO3 it produces
(a) Cu(NO3)2 and NO       (b)Cu(NO3)2,NO and NO2
(c)Cu(NO3)2 and N2O       (d) Cu(NO3)2 and NO2

Concept Questions :-

group 15 ,preparation and properties
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level: