Pam bod metelau'n dargludo trydan?

Adeiledd a Bondio

Quiz
•
Chemistry
•
9th - 11th Grade
•
Hard
E Evans
Used 1+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ionau positif agos at ei gilydd
Electronau'n rhydd i symud
Dwysedd uchel
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth sy'n achosi bondiau cryf mewn metelau ac mewn bondio ionig?
Grymoedd gwan rhwng y moleciwlau
Atyniad electrostatig cryf
Atyniad rhwng ionau gyda gwefrau tebyg
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Dewiswch briodweddau graffit o'r rhestr
caled
ynysydd
dargludydd
hydawdd
meddal
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Dewiswch briodweddau deiamwnt o'r rhestr
caled
ynysydd
dargludydd
hydawdd
meddal
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dewiswch y briodwedd sy'n achosi i sylweddau ionig fod yn hydawdd
maent yn gallu ffurfio atyniadau gyda dŵr
mae atyniad electrostatig cryf rhwng yr ionau
maent yn ffurfio dellt gydag ionau'n agos i'w gilydd
maent yn fagnetig
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Enghraifft o adeiledd cofalent enfawr yw .........., mae wedi'i wneud o garbon ac mae pob atom yn gwneud 4 bond cofalent.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pa priodwedd arbennig sydd gan ronynnau arian maint nano?
adlewyrchol
sgleiniog
gwrthficrob
dargludo trydan
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