Werkblad Scheikunde voor toelatingsexamens verpleegkunde met antwoorden
Gratis printbaar werkblad Scheikunde voor toelatingsexamens verpleegkunde: 8 opgaven van makkelijk tot tentamenniveau, met antwoordenblad. Print het of sla het op als pdf.
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Naam: ____________________ Datum: ____________
1.Makkelijk
What is the term for anything that has mass and takes up space?
AEnergy
BForce
CMatter
DHeat
2.Makkelijk
Which of these is a heterogeneous mixture?
ASalt dissolved in water
BAir
CSugar dissolved in tea
DOil and water
3.Makkelijk
What is a solution?
AA mixture that is the same throughout (homogeneous)
BA mixture in which particles settle out on standing
CA pure compound made of two elements
DA solid that has been melted
4.Gemiddeld
In a reaction at equilibrium, a product is continuously removed. What happens?
AThe equilibrium shifts to the left to form more reactants
BThe reaction rate drops to zero
CMore product keeps forming as the equilibrium shifts to the right
DThe reactants run out immediately
5.Gemiddeld
Why do group 1 metals such as sodium react so easily?
ATheir nuclei contain no neutrons
BThey easily gain one extra electron
CThey have a full outer shell of electrons
DThey have one outer electron that is easily lost
6.Gemiddeld
Wat is het massapercentage zout in een oplossing van 15 g zout en 135 g water?
A11%
B10%
C90%
D15%
7.Moeilijk
Welke vergelijking is juist kloppend gemaakt?
ANa + Cl₂ → NaCl
B2Na + Cl₂ → NaCl₂
C2Na + Cl₂ → 2NaCl
DNa + Cl → NaCl₂
8.Moeilijk
Which approach best reduces a health worker's exposure to ionising radiation?
AWork faster without any shielding
BRely only on wearing gloves
CStand closer to the source so the job is finished sooner and exposure is shorter
DLimit the time near the source, increase the distance and use shielding
Antwoordenblad
1. C · Matter
2. D · Oil and water
3. A · A mixture that is the same throughout (homogeneous)
4. C · More product keeps forming as the equilibrium shifts to the right
5. D · They have one outer electron that is easily lost
6. B · 10%
7. C · 2Na + Cl₂ → 2NaCl
8. D · Limit the time near the source, increase the distance and use shielding
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