2633916
Beschreibung
Quiz von Yahya AbdelAal, aktualisiert more than 1 year ago
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Erstellt von Yahya AbdelAal
vor etwa 9 Jahre
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Frage 1
Frage
What is an acid?
Antworten
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substance that contains hydrogen ions which it can give to another substance.
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A substance that contain hydrogen ions
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None of the above
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All of the above
Frage 2
Antworten
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A volumetric pipette
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A graduated burrette
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A graduated pipette
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A volumetric burrette
Frage 3
Frage
What is the equation for metal carbonate and and acid?
Antworten
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Metal carbonate+acid=salt+water+calcium
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Metal carbonate+acid=salt+hydrogen
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Metal carbonate+acid=salt+water
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Metal carbonate+acid=salt+water+carbon dioxide
Frage 4
Frage
which method includes a soluble salt and an insoluble salt?
Antworten
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Precipitation
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Titration
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Excess solid method
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None of the above
Frage 5
Frage
which 2 compounds are insoluble?
Antworten
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potassium chloride and sodium sulphide
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silver nitrate and barium chloride
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sodium nitrate and lead nitrate
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silver chloride and lead chloride
Frage 6
Frage
What is the formula for nitrates
Antworten
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(NO3)1-
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(OH)1-
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(CO3)2-
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(NH4)1
Frage 7
Frage
What is the formula for Magnesium Bromide
Antworten
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MgBr2
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MgBr
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MgO
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Pb(NO3)2
Frage 8
Frage
The elements were first put in the periodic table by a Russian scientist called........................
Antworten
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Mendeleev
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Abram
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Borya
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Darya
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