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
Which quantity is the same for 1 mole of any substance?
AThe volume as a liquid
BThe number of particles
CThe mass in grams
DThe number of atoms per molecule
2.Makkelijk
What is the formula of methane, the main gas in natural gas?
ACH₂
BCO₂
CC₂H₆
DCH₄
3.Makkelijk
What does the rate of a reaction measure?
AHow hot the reaction gets
BHow much energy the final products contain
CHow quickly reactants are used up or products are formed
DHow much product forms in total by the end
4.Gemiddeld
What is the formula of the hydroxide ion?
AOH⁺
BH₃O⁺
COH⁻
DO²⁻
5.Gemiddeld
Water climbs up a narrow glass tube. Which property mainly causes this?
AAdhesion of water to the glass
BLow density of water
CEvaporation of water from the tube
DWater's high boiling point
6.Gemiddeld
Which element has the most metallic character?
AAluminium (Al)
BSodium (Na)
CCaesium (Cs)
DChlorine (Cl)
7.Moeilijk
How many atoms in total are in 0,5 mol of water, H₂O?
A1,81 × 10²⁴
B6,02 × 10²³
C3,01 × 10²³
D9,03 × 10²³
8.Moeilijk
A sealed bag of crisps (potato chips) packed at sea level looks puffed up when it is carried to a high mountain. Why?
AThe outside air pressure is lower, so the gas inside expands
BThe gas inside the bag is heated strongly by the mountain sunlight
CThe bag becomes thinner and weaker at altitude
DMore gas is produced by the crisps at altitude
Antwoordenblad
1. B · The number of particles
2. D · CH₄
3. C · How quickly reactants are used up or products are formed
4. C · OH⁻
5. A · Adhesion of water to the glass
6. C · Caesium (Cs)
7. D · 9,03 × 10²³
8. A · The outside air pressure is lower, so the gas inside expands
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