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chemia 2

Authored by Aneta Łągwa

Chemistry

1st - 5th Grade

chemia 2
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4 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

PbS to

siarczan cynku

siarczan ołowiu

sfaleryt

siarczek ołowiu

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

NaOH, KOH i Mg(OH)2 to ....

kwasy

sole

wodorotlenki

tlenki

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fenoloftaleina w roztworach kwaśnych przyjmuje zabarwienie:

jest bezbarwna

malinowe

żółte

niebieskie

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

H2SO4

Kwas siarkowy (VI)

Kwas siarkowodorowy

Kwas azotowy (V)

Kwas solny

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