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Amcanion Dysgu: Deall beth yw ystyr y term, ‘mas atomig cymharol’

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Presentation on theme: "Amcanion Dysgu: Deall beth yw ystyr y term, ‘mas atomig cymharol’"— Presentation transcript:

1 Amcanion Dysgu: Deall beth yw ystyr y term, ‘mas atomig cymharol’
What is Relative Atomic Mass? Amcanion Dysgu: Deall beth yw ystyr y term, ‘mas atomig cymharol’ Beth yw Mas Atomig Cymharol?

2 Relative Atomic Mass, Ar
Ar yw’r mas atomig cymharol. Dyma beth yw mas atom mewn cymhariaeth â mas o 12C. Mae hyn yn rhwydd: Rydych yn chwilio amdano yn eich Tabl Cyfnodol yn yr arholiad. Na Mas Atomig Cymharol, Ar 23 Mass number 11

3 Reset Find the Ar values of the following: Na Ar S Ca Fe N Mn Mg C Cu
O Br H F 23 40 32 40 56 14 55 24 12 64 Correct answers in red. Each time, “Check answers” box clicked, one more answer is revealed. WJEC GCSE Periodic Table to be inserted where rough version is. TABL CYFNODOL O ELFENNAU Grŵp Click on the Periodic Table to enlarge it 16 80 Click on the large Periodic Table to shrink it 1 19 Reset Click on each element to reveal answer Show instructions Hide instructions


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