ورقة عمل الكيمياء لامتحانات القبول في التمريض مع الإجابات

How many millilitres are in 1 litre?

1. A10,000
2. B1000
3. C100
4. D10

What is the change from a liquid to a solid called?

1. AFreezing
2. BEvaporation
3. CCondensation
4. DMelting

Which functional group is found in all alcohols?

1. ACarboxyl group (–COOH)
2. BHydroxyl group (–OH)
3. CAmino group (–NH₂)
4. DCarbonyl group (C=O) only

To which family of organic compounds does ethanol, C₂H₅OH, belong?

1. AAlcohols
2. BEsters
3. CAlkanes
4. DCarboxylic acids

An exothermic reaction is at equilibrium. What happens if the temperature is raised?

1. AThe reaction becomes endothermic
2. BThe equilibrium does not change
3. CThe equilibrium shifts toward the products, raising the yield
4. DThe equilibrium shifts toward the reactants

A piece of metal has a density of 8 g/cm³ and a volume of 5 cm³. What is its mass?

1. A1,6 g
2. B40 g
3. C0,625 g
4. D13 g

أي مما يلي تفاعل تعادل؟

1. AH₂SO₄ + 2KOH → K₂SO₄ + 2H₂O
2. BZn + CuSO₄ → ZnSO₄ + Cu
3. C2H₂O → 2H₂ + O₂
4. DCH₄ + 2O₂ → CO₂ + 2H₂O

مادة تنصهر عند 801 °C ولا توصل الكهرباء وهي صلبة لكنها توصلها منصهرة. ما نوع المادة الأرجح؟

1. Aمادة تساهمية بسيطة (جزيئية)
2. Bفلز
3. Cمركّب أيوني
4. Dغاز نبيل