Periodicity

Periodicity

10th - 12th Grade

21 Qs

quiz-placeholder

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Periodicity

Periodicity

Assessment

Quiz

Chemistry

10th - 12th Grade

Hard

NGSS
HS-PS1-1, HS-PS1-2

Standards-aligned

Created by

Melanie Johnson

Used 66+ times

FREE Resource

21 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Given the elements Cl, Ge, and K and the values 418, 1255, and 784 kJ/mol of possible first ionization energies, match the atoms with their first ionization energies.

Cl 418 kJ/mol

Ge 1255 kJ/mol

K 784 kJ/mol

Cl 784 kJ/mol

Ge 1255 kJ/mol

K 418 kJ/mol

Cl 1255kJ/mol

Ge 784 kJ/mol

K 418 kJ/mol

Tags

NGSS.HS-PS1-1

2.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Given the elements N, F, and Al and the values 1.61, 3.04, and 3.98 of possible electronegativities, match the atoms with their correct electronegativities.

N 1.61

F 3.04

Al 3.98

N 3.04

F 3.98

Al 1.61

N 3.98

F 3.04

Al 1.61

Tags

NGSS.HS-PS1-1

3.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Which statement explains why the radius of a lithium atom is larger than the radius of a lithium ion.

Metals gain electrons when forming an ion

Nonmetals gain electrons when forming an ion

Metals lose electrons when forming an ion

Tags

NGSS.HS-PS1-1

4.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Which atom, Se or As, has the higher electron affinity and why?

As, because it has a lower effective nuclear charge

Selenium, because it does not have a stable, half-filled p subshell and adding an electron does not decrease its stability.

Neither, because selenium and arsenic have the same electron affinity.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

5.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

What is the order of decreasing atomic radius?

Silicon, chlorine, sulfur

Chlorine, sulfur, silicon

Silicon, sulfur, chlorine

Tags

NGSS.HS-PS1-1

6.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

The greatest increase in ionization energy for the element B comes with the removal of the ___________ electron.

4th

3rd

2nd

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

7.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Which of the following elements would you expect to have a positive electron affinity?

K

O

Ne

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

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