e- Configuration & Periodic Trends

e- Configuration & Periodic Trends

Assessment

Flashcard

Chemistry

10th - 12th Grade

Hard

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25 questions

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1.

FLASHCARD QUESTION

Front

The electron configuration of an element is 1s2 2s2 2p4. How many more electrons does the element need to satisfy the octet rule?

Back

2

2.

FLASHCARD QUESTION

Front

Which element has the smallest atomic radius? Options: Ca, K, Zn, Cl

Back

Cl

3.

FLASHCARD QUESTION

Front

The element that has the greatest electronegativity is: Oxygen, Chlorine, Sodium, Flourine

Back

Flourine

4.

FLASHCARD QUESTION

Front

Electron configuration: 1s22s22p63s23p6
Options: Cl-, K+, Al3+

Back

Cl- and K+

5.

FLASHCARD QUESTION

Front

Which of these sequences do not show the correct trend in ionization energy? Options: Al<Si< P<Cl, Be<Mg<Ca<Sr, I<Br<Cl<F, Na<Mg<Al<Si

Back

Be<Mg<Ca<Sr

6.

FLASHCARD QUESTION

Front

Which element has the highest electronegativity? Options: Na, Mg, Si, Cl

Back

Cl

7.

FLASHCARD QUESTION

Front

What is the electron configuration for Arsenic?

Back

1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p3

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