1. The electron spin quantum number indicates the A. speed of the electron B. si

Question

1. The electron spin quantum number indicates the A. speed of the electron B. size of the electron C. spin of the electron ........................................................................................................................... 2. Molybdenum belongs to a d block True False ........................................................................................................................... 3. When the angular momentum quantum number is 0, there are _____ values of ml A. 0 B. 2 C. 1 D. 3 4. The full electron configuration for Ca is: A. 1s22s22p63s23p64s2 B. 1s22s22p62d23s64s2 C. 1s22s22p63s23p63d2 D. none of these ........................................................................................................................... 5. An electron with principle quantum number 3 will be found closer to the nucleus than an electron with principle quantum number : A. 2 B. 1 C. 4 ........................................................................................................................... 6. The outer electron configuration, ns2np5, belongs to an alkali metal True False ........................................................................................................................... 7. The electron configuration for Magnesium is: A. [Ne]3s2 B. [Ne]3s1 C. [He]3s1 ........................................................................................................................... 8. The element in the third period of the periodic table with four valence electrons is: A. none of these B. silicon C. carbon D. germanium ........................................................................................................................... 9. An electron that is described by the angular momentum quantum number = 0, occupies a : A. s obital B. f orbital C. p orbital D. d orbital

Explanation / Answer

1)c

2)true

3) C

4)A)1s22s22p63s23p64s2

5)C

6)False..it takes an electron..not a metal.

7)A

8)B silicon

9)A

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