Химия для вступительных экзаменов на сестринские программы: лист заданий с ответами

Бесплатный лист заданий для печати по теме «Химия для вступительных экзаменов на сестринские программы»: 8 задач от простых до экзаменационного уровня, с ответами. Распечатайте его или сохраните как PDF.

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1.Лёгкая

What is a hydrocarbon?

  1. AA compound made of hydrogen and oxygen
  2. BAny compound that dissolves in water
  3. CA compound made of only hydrogen and carbon
  4. DA carbon atom with a positive charge
2.Лёгкая

Which element has the symbol Fe?

  1. AIron
  2. BFermium
  3. CFluorine
  4. DFrancium
3.Лёгкая

Which of these is a heterogeneous mixture?

  1. ASalt dissolved in water
  2. BOil and water
  3. CSugar dissolved in tea
  4. DAir
4.Средняя

Which list is in order from smallest to largest mass?

  1. AKilogram, gram, milligram
  2. BGram, milligram, kilogram
  3. CMilligram, kilogram, gram
  4. DMilligram, gram, kilogram
5.Средняя

How should the volume of water in a graduated cylinder be read?

  1. AAt any angle, from the middle of the cylinder
  2. BAt eye level, from the bottom of the curved surface (meniscus)
  3. CFrom above the cylinder, at the top edge of the curved surface
  4. DFrom below, at the highest point the water touches the glass
6.Средняя

What charge do group 16 elements such as oxygen and sulfur usually have as ions?

  1. A2−
  2. B6+
  3. C1−
  4. D2+
7.Сложная

In Rutherford's gold foil experiment, most alpha particles passed straight through the foil but a few bounced back. What did this show?

  1. AAtoms are solid, indivisible spheres
  2. BAn atom is mostly empty space with a small, dense, positive nucleus
  3. CElectrons are spread evenly through a positive "pudding"
  4. DElectrons move in fixed circular orbits
8.Сложная

When water boils, what is overcome?

  1. AHydrogen bonds between water molecules
  2. BThe ionic bonds between H⁺ and O²⁻
  3. CThe forces holding the oxygen nucleus together
  4. DThe covalent O–H bonds inside each molecule

Ответы

  1. 1. C · A compound made of only hydrogen and carbon
  2. 2. A · Iron
  3. 3. B · Oil and water
  4. 4. D · Milligram, gram, kilogram
  5. 5. B · At eye level, from the bottom of the curved surface (meniscus)
  6. 6. A · 2−
  7. 7. B · An atom is mostly empty space with a small, dense, positive nucleus
  8. 8. A · Hydrogen bonds between water molecules

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