Chemistry MCQs Test 07 Online Preparation

1. Which statement is consistent with Hunds rule.

2. On heating aldehydes with Fehlings solution we get a precipitate whose colour is ?

3. Which of the following is mineral fiber.

4. Which of the following is mineral fiber.

5. When methl iodide and ethyl iodide are treated with sodium metal possible major products are obtained ?

6. Which of the following statement is correct ?

7. When an electron is moving with velocity of 2.188 x 106 ms-1 in the first orbit of Bohrs model of hydrogen. The de Broglie wavelength of electron is ?

8. Atomic number of Mn is 25 what is the electronic configuration in the ground state ?

9. Which catalyst is used in contact process?

10. What is maximum number of electrons in an orbital with m (magnetic quantum number) = 3