Chemistry Regents

Chemistry Regents

11th - 12th Grade

62 Qs

quiz-placeholder

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Chemistry Regents

Chemistry Regents

Assessment

Quiz

Chemistry

11th - 12th Grade

Practice Problem

Hard

NGSS
HS-PS1-1, HS-PS1-8, MS-PS1-1

+10

Standards-aligned

Created by

Charles Martinez

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62 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which electron shell contains the valence electrons of a radium atom in the ground state?

the sixth shell

the second shell

the seventh shell

the eighteenth shell

Tags

NGSS.HS-PS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Each diagram represents the nucleus of an atom. How many different elements are represented by the diagram?

1

2

3

4

Tags

NGSS.HS-PS1-8

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Chlorine and element X have similar chemical properties. An atom of element X could have an electron configuration of

2-2

2-8-1

2-8-8

2-8-18-7

Tags

NGSS.HS-PS1-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which group of elements contains a metalloid?

Group 8

Group 2

Group 16

Group 18

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which Lewis electron-dot diagram represents a fluoride ion

Media Image
Media Image
Media Image
Media Image

Tags

NGSS.HS-PS1-1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the formula for the compound XCl4, the X could represent

C

H

Mg

Zn

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Given the balanced equation representing a reaction:

4Al(s) + 3O2(g) --> 2Al2O3(s)

How many moles of Al(s) react completely with 4.50 moles of O2(g) to produce 3.00 moles of Al2O3(s)?

1.50 mol

2.00 mol

6.00 mol

4.00 mol

Tags

NGSS.HS-PS1-7

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