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Crynodeb 1.2

Authored by E Evans

Chemistry

9th Grade

Used 42+ times

Crynodeb 1.2
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10 questions

Show all answers

1.

MATCH QUESTION

1 min • 1 pt

Parwch y fflam gyda'r elfen gywir

Potasiwm

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Sodiwm

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Calsiwm

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Bariwm

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Lithiwm

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2.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Mae ychwanegu .................... ................. at hydoddiant clorid yn achosi gwaddod gwyn i ffurfio

(a)  

3.

DRAG AND DROP QUESTION

1 min • 1 pt

Mae ​ (a)   yn elfen sydd â phriodweddau metelig, yn ogystal a rhai anfetel. Yr enw ar y math yma o elfen yw ​ (b)  

silicon
lledfetel
sodiwm
ocsigen
iodin
metel
anfetel
cyfansoddyn
cymysgedd
aloi

4.

MATCH QUESTION

1 min • 1 pt

Match the following

Grwp 7

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Anadweithiol

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Cyfnod 2

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Grwp 1

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Cyfnod 4

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5.

LABELING QUESTION

1 min • 1 pt

Labelwch:

a
b
c
d
e
Electron
Niwtron
Proton
Niwclews
Plisg

6.

REORDER QUESTION

1 min • 1 pt

Trefnwch yr elfennau o'r mwyaf i'r lleiaf adweithiol

Potasiwm

Lithiwm

Rwbidiwm

Sodiwm

Cesiwm

7.

DRAG AND DROP QUESTION

1 min • 1 pt

Mae atomau sydd â'r un nifer o brotonau, ond nifer gwahanol o niwtronau ​ (a)   gwahanol, y term amdanynt yw ​ (b)  

Rhif màs
isotop
Rhif Atomig
ïonau
elfennau

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