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1.2 hyd at diwedd grwp I

Authored by E Evans

Chemistry

7th - 9th Grade

Used 19+ times

1.2 hyd at diwedd grwp I
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Rhan A yw'r

Electron

Proton

Niwtron

Plisg

Niwclews

2.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Beth yw gwefr electron?

3.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Dewiswch y brawddegau sy'n wir am isotop

Mae ganddynt yr un rhif màs, ond rhif atomig gwahanol

Mae ganddynt yr un rhif atomig, ond rhif màs gwahanol

Mae ganddynt yr un nifer o niwtronau, ond nifer protonau gwahanol

Mae ganddynt yr un nifer o brotonau, ond nifer niwtronau gwahanol

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2412Mg. Beth yw adeiledd electronig magnesiwm?

2,8,2

2,5,5

2,8,8,6

2,8,7,7

5.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

2311Na. Sawl plisg sydd gan sodiwm?

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Mae clorin yng ngrŵp 7. Pa frawddeg sy'n wir?

Mae 7 electron gan blisgyn allanol clorin

Mae 7 plisgyn gan clorin

Mae clorin eisiau colli 7 electron

Mae clorin yn ddiogel i'w anadlu

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Mae Silicon yng ngrŵp 4. Pa frawddeg sy'n wir?

Mae 4 electron gan blisgyn allanol silicon

Mae 4 plisgyn gan silicon

Mae silicon eisiau ennill un electron

Mae silicon eisiau colli un electron

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