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Diogelwch yn y Labordy

Authored by MrThomasBroEd undefined

Chemistry

7th Grade

Used 11+ times

Diogelwch yn y Labordy
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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pa symbol fyddwch yn ei weld ar gemegyn gwenwynig?

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2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pa symbol byddwch yn ei weld ar botel o asid?

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3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Enwch y symbol.

Ocsidio

Niweidiol

Fflamadwy

Cyrydol

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pa symbol fydd ar cemegau sydd yn ddrwg i'r amgylchedd?

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5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Enwch y symbol.

Ymbelydrol

Niweidiol

Gwenwynig

Fflamadwy

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Mae'r symbol yma'n golygu y gall pethau fynd ar dân yn hawdd.

Ffrwydrol

Fflamadwy

Gwenwynig

Niweidiol

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pa symbol sydd yn dangos fod cemegau yn medru ffrwydro'n hawdd?

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