inorganic chemistry - Category wise Question and Answer Practice Test with Solutions

Question : 1

Which of the following elements are contained in the fertilizer super-phosphate?

1. Phosphorus
2. Hydrogen
3. Nitrogen
4. Calcium

a) 2, 3 and 4

b) 3 and 4

c) 1, 2 and 4

d) 1, 2 and 3

Question : 2

Match List-I with List-II and select the correct answer using the codes given below the lists:

a) A → (4); B → (3); C → (1); D → (2); E → (5)

b) A → (1); B → (2); C → (4); D → (3); E → (5)

c) A → (4); B → (3); C → (2); D → (1); E → (5)

d) A → (4); B → (1); C → (2); D → (3); E → (5)

Question : 3 [IAS (Pre) 1997]

Which one of the following is present in the largest amount in terms of percent by mass in the Earth’s crust?

a) Silicon

b) Carbon

c) Oxygen

d) Calcium

Question : 4

Consider the following statements :

1. Metals can form positive ions by losing electrons to non-metals.
2. Different metals have same reactivities with water and dilute acids.
3. A more reactive metal displaces a less reactive metal from its salt solution.

a) 2 and 3

b) 1 and 3

c) 1 and 2

d) 1, 2 and 3

Question : 5

Consider the following statements:

1. The discovery of inert gases later on did not disturb Mendeleev’s arrangement.
2. In the present periodic table, periodicity in the properties of elements is related to the periodicity in their electronic configurations.

a) 1 and 2 both

b) 2 only

c) 1 only

d) None