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Bloc P 3.3

Authored by E Evans

Chemistry

12th Grade

Used 14+ times

Bloc P 3.3
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15 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Pa elfennau yn y bloc p sy'n arddangos natur amffoterig?

Alwminiwm

Plwm

Sinc

Magnesiwm

2.

CATEGORIZE QUESTION

3 mins • 3 pts

Trefnwch yr elfennau i'r cyflwr ocsidiad mwyaf sefydlog iddynt:

Groups:

(a) +2

,

(b) +4

,

(c) +3

,

(d) +5

Carbon

Ffosfforws

Bismwth

Nitrogen

Silicon

Plwm

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pa elfen sy'n gallu ehangu ei wythawd?

Carbon

Ocsigen

Ffosfforws

Fflworin

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pa elfen yn y bloc p sy'n electron ddiffygiol?

Boron

Nitrogen

Silicôn

Plwm

5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Pa gyfansoddyn plwm sy'n ffurfio gwaddod gwyn?

Plwm(II) clorid

Plwm(II) hydrocsid

Plwm(II) nitrad

Plwm(II) iodid

6.

DRAG AND DROP QUESTION

1 min • 1 pt

Dim ond 3 electron sydd gan atomau ​ (a)   i fondio. Wrth ffurfio cyfansoddyn gyda Chlorin, byddai'r sylwedd yn​ (b)   felly mae'n ffurfio​ (c)   gyda bondiau​ (d)   wrth y clorin.

Alwminiwm
electron ddiffygiol
deumer
cyd-drefnol
Nitrogen
foleciwl
monomer
polymer
cofalent
ionig

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dewiswch yr hafaliad lle mae plwm ocsid yn adweithio fel bas

PbO + 2HCl --> PbCl2 + H2O

Pb(OH)2 + 2HCl --> PbCl2 + 2H2O

PbO + 2NaOH --> Na2PbO2 + H2O

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