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Chemistry exam 2

Authored by Fernando Morales

Science

11th Grade

NGSS covered

Used 3+ times

Chemistry exam 2
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38 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the notation 289115 Mc, the number 289 is the

atomic mass

atomic number

number of neutrons

number of electrons

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the charge of an atom that has lost one electron?

-1
-2
+1
+2

Tags

NGSS.HS-PS1-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the atomic mass of Copper?

63
29
34
92

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

How many neutrons are in a Gold atom?

79

196

117

275

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Write the hyphen notation for the isotope that has 39 protons and 50 neutrons.

Yttrium-11

Tin-39

Tin-89

Yttrium-89

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

If X is the symbol for an element, which of the following two symbols represent isotopes of the same element?

I and II

III and IV

I and IV

I and III

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

How many protons, electrons, and neutrons does Chlorine -36 have?

17, 17, 19
17, 19, 19
17, 17, 36
17, 19, 36

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