Question

Match the column I with column II and mark the appropriate choice.
Column I Column II
a. $$Na$$ 1. Crimson red
b. $$K$$ 2. Yellow
c. $$Sr$$ 3. Apple green
d. $$Ba$$ 4. Violet

A. a - 1, b - 2, c - 3, d - 4
B. a - 2, b - 4, c - 1, d - 3  
C. a - 4, b - 3, c - 2, d - 1
D. a - 3, b - 4, c - 1, d - 2
Answer :   a - 2, b - 4, c - 1, d - 3

Releted MCQ Question on
Inorganic Chemistry >> S - Block Elements

Releted Question 1

A substance absorbs $$C{O_2}$$  and voilently reacts with water. The substance is

A. $$CaC{O_3}$$
B. $$CaO$$
C. $${H_2}S{O_4}$$
D. $$ZnO$$
Releted Question 2

Calcium is obtained by

A. electrolysis of molten $$CaC{l_2}.$$
B. electrolysis of solution of $$CaC{l_2}$$  in water.
C. Reduction of $$CaC{l_2}$$  with carbon.
D. roasting of limestone.
Releted Question 3

A solution of sodium metal in liquid ammonia is strongly reducing due to the presence of

A. sodium atoms
B. sodium hydride
C. sodium amide
D. solvated electrons
Releted Question 4

The hydration energy of $$M{g^{ + + }}$$  is larger than that of :

A. $$A{l^{3 + }}$$
B. $$N{a^ + }$$
C. $$B{e^{ + + }}$$
D. $$M{g^{3 + }}$$

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S - Block Elements


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