HSC +2 Chemistry p Block elements - CC1- Chapter Wise Questions

Chapter wise questions on p-Block Elements chapter is provided below. Questions from 26-40 are from this chapter. You can refer to the related post section below for questions from all other chapters for +2 Chemistry.

26) Which of the following does not belong to group 13?

a) B             b) Al             c) Ge             d) In

27) Which of the following is most abundant in earth’s crust?

a) C             b) Si             c) Ge             d) Sn

28) An element which was burnt in limited supply of air to give oxide A which on treatment with water gives an acid B. Acid B on heating gives acid C, which gives yellow precipitate with    solution A is:

a)   

b)   

c)   

d)   

29) The compound with garlic odour is:

a)   

b)   

c)   

d)   

30) The shape of    is:

a) pyramidal              b) trigonal bipyramidal              c) linear              d) tetrahedral

31) The compound used as smoke screen:

a)   

b)   

c)   

d)   

32) Which shows only –1 oxidation state?

a) fluorine            b) bromine            c) chlorine            d) iodine

33) One can draw the map of building on a glass plate by:

a) HI              b) HF              c) HBr              d) HCI

34) Among the halogen acid, the weakest acid is:

a) HF              b) HCI              c) HBr              d) HI

35) Halogens belong to the group number:

a) 14              b) 15              c) 17              d) 18

36) The noble gases are un-reactive because they:

a) have same number of electrons

b) have an atomicity of one

c) are gases with low densities

d) have stable electronic configuration

37) The shape of    is:

a) tetrahedral             b) octrahedral             c) square planar             d) pyramidal

38) Which is not unknown?

a)   

b)   

c)   

d)   

39) The lightest gas which is non-inflammable is:

a)   

b)   

c)   

d)   

40) Which of the following has highest first ionization energy?

a) He                      b) Ne                      c) Ar                      d) Kr