Revision Quiz Atomic Theory 1

1. Draw a simple picture of an atom show the three main particles

2. What charge does an atom have?

3. What charge does a neutron have?

4. What charge does a proton have?

5. What charge does a electron have?

No charge

No charge

positive

negative

Protons and neutrons

electrons

Revision Quiz Atomic Theory 2

1. What particle has “ no mass”

2. What is the mass number?

3. What is the atomic number

4. How is the number of neutrons calculated?

5. Why are atoms neutral?

electron

Number of protons + number of neutrons

Number of protons (and number of electrons in a neutral atom)

Mass number – Atomic number

Same number of positive and negative particles. They cancel each other out.

Revision Quiz Atomic Theory 3

1. Complete the following table

Isotope Atomic Number

MassNumber

No. of Protons

No. of Electrons

No. of Neutrons

           

           

           

           

   

92       

           

13

27

Al

13

28

Al

12

25

Mg

6

13

C

17

35

Cl -

13 27 13 13 14

13 28 13 13 15

12 25 12 12 13

6 13 6 6 7

U 235 92 92 143

17 35 17 18 18

235

Revision Quiz Atomic Theory 4

1. Complete the following table

Isotope Atomic Number

MassNumber

No. of Protons

No. of Electrons

No. of Neutrons

           

           

           

           

   

10       

           

8

16

O 2-

1

1

H +

4

9

Be2+

6

14

C

9

17

F -

8 16 8 10 8

1 1 1 0 0

4 9 4 2 5

6 14 6 6 8

Ne 20 10 10 10

9 17 9 10 8

20

Revision Quiz Atomic Theory 5

1. What do we call atoms with the same atomic number but different mass number?

2. These particles have the same number of which particles?

3. Why is the relative atomic mass rarely a whole number?

4. What do we call columns in the Periodic Table?

5. What do we call rows in the Periodic Table?

isotopes

Number of protons (+ number of electrons in a neutral atom)

An average that takes into account the percentage abundance of each isotope

groups

periods

Revision Quiz Atomic Theory 6

1. What group is also called the alkali metals?

2. What group is also called the noble gases?

3. What group is also called the halogens?

4. Elements above what number are man made?

5. Name two transition metals?

1

0

7

92

Gold, silver, copper etc.

Revision Quiz Atomic Theory 7

2 electrons

8 electrons

8 electrons

1. What is the maximum number of electrons in each shell?

Revision Quiz Atomic Theory 8

1. What is the electron arrangement of carbon?

2. What is the electron arrangement of neon?

3. What is the electron arrangement of oxygen?

4. What is the electron arrangement of calcium?

5. What is the electron arrangement of sodium?

2,4

2,8

2,6

2,8,8,2

2,8,1

Revision Quiz Atomic Theory 9

1. Identify the following elements. Write down their symbol, atomic number & mass number in the usual way

10p + 10n 6p + 6n 9p + 9n 11p + 12n

Ne 10 20

C 6 12

F 9 18

Na11 23

Revision Quiz Atomic Theory 10

Revision Quiz Atomic Theory 11