Unit 1: The Atom

Unit 1: The Atom

10th - 12th Grade

•

30 Qs

quiz-placeholder

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Unit 1: The Atom

Unit 1: The Atom

Assessment

Quiz

•

Chemistry, Science

•

10th - 12th Grade

•

Hard

Created by

Maria Nikolooulos

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30 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Elements within the same group in the periodic table have similar properties because they have the same number of

Protons

Neutrons

Ions

Valence electrons

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The order of elements in the periodic table is based on

the number of protons in the nucleus

the electric charge of the nucleus

the number of neutrons in the nucleus

atomic mass

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following elements is an alkali metal?

Calcium

Magnesium

Chlorine

Sodium

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Nonmetals are found in which area of the periodic table?

on the left-most side <-

on the right side ->

in the middle column of the periodic table

in the bottom rows

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Elements that share properties of both metals and nonmetal are called

ions

periods

metalloids

halogens

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which statement about noble gases is correct?

They form compounds with very bright compounds

They are not reactive with other elements

They are highly reactive with both metals and nonmetals

They have 7 valence electrons

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which element is a metalloid?

Aluminum

Gallium

Arsenic

Selenium

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