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Chem3.04 Pre-Assessment

Authored by Kevin McElhinney

Chemistry

9th - 12th Grade

NGSS covered

Used 23+ times

Chem3.04 Pre-Assessment
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The idea of arranging the elements in the periodic table according to their chemical and physical properties is attributed to

Mendeleev.

Moseley.

Bohr.

Ramsay.

Tags

NGSS.HS-PS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Mendeleev left spaces in his periodic table and predicted the existence of three elements and their

atomic numbers.

colors.

properties.

radioactivity.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Mendeleev noticed that properties of elements usually repeated at regular intervals when the elements were arranged in order of increasing

atomic number.

density.

reactivity.

atomic mass.

Tags

NGSS.HS-PS1-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Mendeleev predicted that the spaces in his periodic table represented

isotopes.

radioactive elements.

unstable elements.

undiscovered elements.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The person whose work led to a periodic table based on increasing atomic number was

Moseley.

Mendeleev.

Rutherford.

Cannizzaro.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Moseley's work led to the realization that elements with similar properties occurred at regular intervals when the elements were arranged in order of increasing

atomic mass.

density.

radioactivity.

atomic number.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The periodic table

permits the properties of an element to be predicted before the element is discovered.

will be completed with element 119.

has been of little use to chemists since the early 1900s.

was completed with the discovery of the noble gases.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

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