Atomic Structure

Atomic Structure

10th Grade

25 Qs

quiz-placeholder

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Atomic Structure

Atomic Structure

Assessment

Quiz

others

10th Grade

Hard

Created by

Danielle Devonport

Used 6+ times

FREE Resource

25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Can the number of protons in an element ever change?
No, protons and neutrons are bound together in atomic nuclei, and neither can change.
Yes, isotopes of the same element have different numbers of protons.
No, if the number of protons changes, the element changes.
Yes, when different elements bond, they can share or transfer protons.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The atomic number of an element is determined by its number of _______.
protons
isotopes
electrons
neutrons

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A student was investigating the identity of the following element. The element has 5 valence electrons, shows properties of metals and nonmetals, and has 33 protons in the nucleus of the atom. What is the identity of the element that the student is studying?
silicon
tellurium
chromium
arsenic

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Magnesium is important for many processes in the body. It has protons 12. What charge does Mg form when creating a chemical bond?
+2
-2
+1
-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Carbon is an element that is found everywhere on earth. It is found in fossil fuels, charcoal and even diamonds. Carbon is a nonmetal that has 6 protons and 6 electrons. What oxidation number would represent C?
+3
-3
+5
+/-4 or no charge

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Argon is a colorless odorless gas. Argon is an inert gas that is commonly used in industry to create dry working environments for chemical reactions to take place. What charge does Ar make?
+3
-3
+5
No charge

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An atom has 33 protons, 41 neutrons, and 36 electrons. What is the correct description of the atom?
an atom with an atomic mass of 33
an ion with a net charge of 3+
an ion with a net charge of 3-
an atom with an atomic mass of 36

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