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Kuis 2

Kuis 2

Assessment

Quiz

Chemistry

10th Grade

Hard

Created by

Woagi 20

Used 5+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Apabila ion Sn+4 bergabung dengan ion O-2 maka akan terbentuk senyawa dangan rumus

Sn2O3

SnO2

Sn2O

Sn2O4

2.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

Diketahui bilangan oksidalogam Ca =+2, O= -2, maka nama senyawa yang dibentuk oleh kedua unsur adalah

Kalium oksida

Kalsium dioksida

Kalium dioksida

Kalsium oksida

3.

MULTIPLE CHOICE QUESTION

2 mins • 10 pts

Nama-nama senyawa di bawah ini tidak sesuai dengan rumus kimianya, kecuali

CaCO3 = kalsium karbonat

Cu(NO3)2 = tembaga nitrat

Fe2O3 = besi (II) trioksida

AlCl3 = aluminium trioksida

4.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

Rumus kimia dari senyawa hidrat kalsium sulfat dihidrat adalah

10 H2O

CaSO4.2H2O

Na2CO3.10H2O

4H2O

5.

MULTIPLE CHOICE QUESTION

10 mins • 10 pts

Setarakan persamaan rekasi ini !

Al2(CO3)3 + H2O -> AI(OH)3 + CO2

Al2(CO3)3 + 3H2O -> AI(OH)3 + 3CO2

Al2(CO3)3 + H2O -> 2AI(OH)3 + 3CO2

Al2(CO3)3 + 3H2O -> 2AI(OH)3 + 3CO2

Al2(CO3)3 + 3H2O -> 2AI(OH)3 + 3O2

6.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

Dari reaksi : Cu + 2NHO3 → Cu(NO3)2 + H2 yang disebut zat produk adalah

HNO3 dan H2

Cu(NO3)2 + H2

Cu(NO3)2

Cu dan HNO3

7.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

Timbal (II) nitrat mempunyai rumus kimia

Pb(NO3)2

Pb2NO3

Pb2NO3

2PbNO3

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