Flame test Lab

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8 Terms

1
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Electric conf. for Li+

1s2

2
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Electric conf. for K+

1s22s22p63s23p6

3
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Electric conf. for Ca2+

1s22s22p63s23p6

4
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Electric conf. for Na+

1s22s22p6

5
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What does a flame test indicate about the energy changes taking place among the electrons in a metallic ion

The colors indicate the specific energy changes occuring in the ion

6
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Why does a metallic ion produces a characteristic color in a flame test?

The loosely held electrons of a metal are easily excited

7
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Shortest wavelength

Violet 4×10-7m (400 nm)

8
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Longest wavelength

Red 7×10-7m(700nm)