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Latihan PAT kelas X

Authored by Darwis Rianto

Chemistry

10th Grade

Used 47+ times

Latihan PAT kelas X
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15 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jumlah atom besi di dalam sepotong besi yang massanya 112 gram (Ar Fe = 56) adalah...

6,02 x 1024 atom

6,02 x 1022 atom

3,01 x 1022 atom

3,01 x 1024 atom

1,204 x 1024 atom

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Massa molar CO adalah 28 gram/mol, maka massa 3,01 x 1024 molekul CO adalah...

280

140

41,6

14

28

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Bila diukur pada keadaan standar (00c, 1 atm), volume dari 4 gram gas SO3 (Ar S = 32, O = 16) adalah...

5,6 liter

11,2 liter

2,24 liter

1,12 liter

0,56 liter

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Pada suhu dan tekanan tertentu, 1 liter gas NO massanya 1 gram. Bila diukur pada suhu dan tekanan yang sama, massa 3 liter gas CH4 adalah... (Ar N = 14, O =16, C = 12, H =1)

16

8

4

1,6

0,8

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Di antara 1 liter gas-gas berikut, bila diukur pada suhu dan tekanan yang sama, gas yang massanya paling besar adalah...

CO2 ( Mr = 44)

SO3 ( Mr = 80)

NH3 ( Mr = 17)

CH4 ( Mr = 16)

Co ( Mr = 28)

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Unsur X yang massanya 7 gram bergabung dengan oksigen menghasilkan 19 gram senyawa X2O3, maka Ar X adalah...

12

14

16

28

32

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Kadar nitrogen dalam pupuk urea CO(NH2)2 adalah... (Ar N = 14, C = 12, O = 16, H = 1)

23,3%

46,6%

50,0%

83,6%

93,3%

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