Free Printable Atom a'r tabl cyfnodol

Free Printable Worksheets

Worksheets

Atom a'r tabl cyfnodol

Total questions: 6

Worksheet time: 3mins

Name

Class

Date

1.

Beth mae atom yn cynnwys?

a)

proton

b)

electron

c)

moleciwl

d)

niwtron

2.

trefniant electronig sodiwm ₁₁Na yw:

a)

2.1.8

b)

8.1.2

c)

2.8.1

d)

2.9

3.

Trefniant electronig calsiwm ₂₀Ca yw

a)

8.8.2.2

b)

2.8.2.8

c)

2.8.8.2

d)

2.8.2.8

4.

pa un sy'n gywir?

a)

o coch i glas

b)

o goch i glas

c)

o goch i las

d)

o las i goch

5.

What is the positively charged particle in an atom?

a)

Neutron

b)

Proton

c)

Electron

d)

Atom

6.

What is this called?

a)

Bohr's Model

b)

Electron Table

c)

Breakfast Table

d)

Periodic Table

100 %

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