Werkblad Scheikunde voor toelatingsexamens verpleegkunde met antwoorden

Chloor, broom en jood zijn voorbeelden van welke groep?

1. AEdelgassen
2. BHalogenen
3. COvergangsmetalen
4. DAlkalimetalen

Welke van deze is een verbinding?

1. AZuurstofgas (O₂)
2. BIJzer (Fe)
3. CHelium (He)
4. DKoolstofdioxide (CO₂)

Which quantity is the same for 1 mole of any substance?

1. AThe volume as a liquid
2. BThe number of particles
3. CThe number of atoms per molecule
4. DThe mass in grams

Which gas forms when hydrochloric acid reacts with calcium carbonate?

1. AOxygen
2. BChlorine
3. CCarbon dioxide
4. DHydrogen

Drops of water form on the outside of a glass of ice water. Where does this water come from?

1. AThe ice evaporates through the glass
2. BWater vapour in the air condenses on the cold glass
3. CThe glass releases water when it gets cold
4. DWater leaks through tiny holes in the glass

Why can a very high fever disrupt the body's chemical reactions?

1. AHigh temperatures can change the shape of enzymes so they stop working
2. BHigh temperatures remove the water from blood
3. CHigh temperatures turn enzymes into fats
4. DHigh temperatures make every enzyme work faster without any limit

Welke van deze is een zwak zuur?

1. ASalpeterzuur
2. BAzijnzuur (in azijn)
3. CZwavelzuur
4. DZoutzuur

How much water must be added to 50 mL of a 10% solution to make a 2% solution?

1. A40 mL
2. B100 mL
3. C200 mL
4. D250 mL