Konsep mol

Konsep mol

6th Grade

9 Qs

quiz-placeholder

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Konsep mol

Konsep mol

Assessment

Quiz

Chemistry

6th Grade

Practice Problem

Hard

Created by

NORLIZA AYOB

Used 9+ times

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9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Enam atom unsur Y mempunyai jisim yang sama dengan tiga atom tellerium, Te. Berapakah jisim atom relatif Y? [JAR Te, 128]

8

16

32

64

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Berapakah bilangan atom oksigen yang mempunyai jisim yang sama dengan dua atom magnesium? [JAR: O, 16; Mg, 24]

3

4

5

6

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Berapakah bilangan ion nitrat, NO3- dalam 2 mol aluminium nitrat, Al(NO3)3? [Pemalar Avogadro: 6.02 x 1023 mol-1]

1.204 X 1024

1.806 X 1024

3.010 X 1024

3.612 X 1024

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Rajah menunjukan sebuah silinder gas memasak.

Berapakah jumlah bilangan atom hidrogen yang terdapat di dalam silinder gas itu? [Pemalar Avogadro: 6.02 X 1023 mol-1]

1 X 6.02 X 1023

3 X 6.02 X 1023

8 X 6.02 X 1023

11 X 6.02 X 1023

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Antara bahan berikut, yang manakah mengandungi bilangan atom yang paling besar?

0.1 mol karbon

0.2 mol zink

0.3 mol gas klorin

0.4 mol gas neon

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

200 cm3 suatu gas mempunyai jisim 0.15 g pada keadaan bilik. Berapakah jisim molar gas itu? [Isi padu molar: 24 dm3 pada keadaan bilik]

18 g mol-1

30 g mol-1

50 g mol-1

150 g mol-1

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Apakah peratus komposisi menurut jisim bagi atom karbon per molekul dalam heksana, C6H14? [JAR: C, 12; H, 1]

76.23 %

81.46 %

83.72 %

84.13 %

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