IIT JEE : Chemistry Of Representative Elements QUESTIONS AND ANSWERS :: part1 : 6 to 10
Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :
6.The lightest alkali metal is |
Lithium |
Sodium |
Rubidium |
Caesium. |
7.Potassium crystallizes in a body centred lattice. Hence, the coordination number of potassium is |
6 |
8 |
4 |
12. |
8.The colour imparted by lithium to the flame is |
Golden yellow |
Grassy green |
Violet |
Red. |
9.The alkali metal with highest melting point is |
K |
Na |
Cs |
Li. |
10.Natural gas is the richest source of |
Helium |
Neon |
Argon |
Xenon. |
More Chemistry Of Representative Elements QUESTIONS AND ANSWERS available in next pages
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