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Composts binaris

Authored by FRANCESCA CLADERA

Chemistry

4th Grade

Used 5+ times

Composts binaris
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Quina és la fórmula de l'òxid de potassi?

Na2O 

KO

K2O

PO

2.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Com anomenaries el compost: FeH2 ?

Hidrur de ferro

Dihidrur de ferro

Àcid ferhídric

Hidrur de ferro(III)

3.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Quina fórmula té l' òxid de plom(II)?

Pb2O

PbO2

PbO

OPb

4.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Quina fórmula té el fosfà?

PH2

PH4

PH3

FH3

5.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Quin és el nom del compost: Mn2O3

Òxid de magnesi(III)

Òxid de magnesi

Òxid de manganès(III)

Òxid de manganès(II)

6.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Quines són les valències del nitrogen?

1,5 i 7

1, 3 i 5

3 i 5

2 i 3

7.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Quin és el símbol del meruri?

Mg

Hg

Me

Mn

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