Flashcards_DC

Front

Back

Front

What is the correct measurement from the thermometer?

Back

27.5°C

Front

Chemical property of phosphorus:

Back

When exposed to air, white phosphorus will burn spontaneously, but red phosphorus will not.

Front

Maximum number of electrons in the third principal energy level?

Back

18 electrons

Front

The marks on the following target represent someone who is ? (accurate, not accurate, precise, not precise)

Back

Precise, but not accurate

Front

Condition for the photoelectric effect to occur is?

Back

Light frequency is above the threshold value.

Front

Higher energy transitions generally produce:

Back

Higher frequency radiation

Front

Electron configuration of Potassium (Long Form)

Back

1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹

Front

Complete electron configuration for Sulfur in long form

Back

Sulfur:

Long form - 1s² 2s² 2p⁶ 3s² 3p⁴

Front

Maximum number of electrons that can occupy the 6th principal energy level

using the formula 2n²

Back

2(6)²=72

The maximum number of electrons is 72.