Chemistry Review Homework

Chemistry Review Homework

10th - 12th Grade

20 Qs

quiz-placeholder

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Chemistry Review Homework

Chemistry Review Homework

Assessment

Quiz

Chemistry

10th - 12th Grade

Hard

NGSS
HS-PS1-1, HS-PS1-8, HS-PS1-7

+2

Standards-aligned

Created by

Dava Reischman

Used 14+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The three nuclides, U-233, U-235, and U-238, are isotopes of uranium because they have the same number of protons per atom and

the same number of electrons per atom

the same number of neutrons per atom

a different number of electrons per atom

a different number of neutrons per atom

Tags

NGSS.HS-PS1-8

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which numerical setup can be used to calculate the atomic mass of gallium?

(0.6011)(68.926 u) + (0.3989)(70.925 u)

(60.11)(68.926 u) + (39.89)(70.925 u)

(0.6011)(70.925 u) + (0.3989)(68.926 u)

(60.11)(70.925 u) + (39.89)(68.926 u)

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which list of elements is arranged in order of increasing electronegativity?

Be, Mg, Ca

F, Cl, Br

K, Ca, Sc

Li, Na, K

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In the formula XSO4, the symbol X could represent the element

Al

Ar

Mg

Na

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which Lewis electron-dot diagram is correct for CO2?

Media Image
Media Image
Media Image
Media Image

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which electron configuration represents the electrons of an atom in an excited state?

2-2

2-2-1

2-8

2-8-1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What occurs when potassium reacts with chlorine to form potassium chloride?

Electrons are shared and the bonding is ionic.

Electrons are shared and the bonding is covalent

Electrons are transferred and the bonding is ionic.

Electrons are transferred and the bonding is covalent.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

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