Atoms and Atomic structure

Atoms and Atomic structure

7th Grade

36 Qs

quiz-placeholder

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Atoms and Atomic structure

Atoms and Atomic structure

Assessment

Quiz

Chemistry

7th Grade

Practice Problem

Easy

Created by

Dalia Nabil

Used 108+ times

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36 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the atomic number of Oxygen?

8

16

24

32

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the mass number of Oxygen?

8

16

24

32

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A sub-atomic particle that carries a negative charge and its mas is negligible.

Neutron

Proton

electron

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A sub-atomic particle that carries a positive charge and its mas is 1 a.m.u

Neutron

Proton

electron

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A sub-atomic particle that has no charge and its mas is 1 a.m.u

Neutron

Proton

electron

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The smallest building block of matter.

Element

atom

molecule

compound

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Label the diagram

E is ...................................

Neutron

Nucleus

Energy shell

Proton

electron

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