Minereuri (prioritatea 2)

Minereuri (prioritatea 2)

6th - 8th Grade

9 Qs

quiz-placeholder

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Minereuri (prioritatea 2)

Minereuri (prioritatea 2)

Assessment

Quiz

Chemistry

6th - 8th Grade

Hard

Created by

Wayground Content

FREE Resource

9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

dolomit

CaCO3.MgCO3

CaCO3

MgCO3

CaMg(CO3)2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

apa carbogazoasa

sol. H2CO3

sol. H2O

sol. CO2

sol. H2SO4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

alumina

Al2O3

AlO3

Al2O2

Al3O2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

silica, quartz, nisip (amorf)

What is the chemical formula for this compound?

SiO2

H2O

NaCl

C6H12O6

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

gips

CaSO4*2H2O

NaCl

MgSO4

K2SO4

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

apa tare

HNO3

H2SO4

NaCl

C6H12O6

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

calcopirita

CuFeS2 (Cu+ si Fe3+)

FeCuS2 (Fe2+ si Cu2+)

Cu2S (Cu+ si S2-)

FeS2 (Fe3+ si S2-)

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

ipsos

CaSO4*1/2 H2O

NaCl

MgSO4

CaCO3

9.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

sare amara, sare Epsom

MgSO4

NaCl

KCl

CaCO3