정답이 있는 간호학 입학 시험 대비 화학 학습지

무료 인쇄용 간호학 입학 시험 대비 화학 학습지: 쉬운 문제부터 시험 수준까지 8문제, 정답표 포함. 인쇄하거나 PDF로 저장하세요.

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1.쉬움

What is oxidation, in terms of electrons?

  1. ALoss of electrons
  2. BLoss of protons
  3. CGain of neutrons
  4. DGain of electrons
2.쉬움

Which element makes up the largest share of the human body by mass?

  1. ANitrogen
  2. BHydrogen
  3. CCarbon
  4. DOxygen
3.쉬움

Which type of radiation is the most penetrating?

  1. AAlpha particles
  2. BGamma rays
  3. CThey are all equally penetrating
  4. DBeta particles
4.보통

Uranium-235 and uranium-238 both have 92 protons. How many more neutrons does an atom of uranium-238 have?

  1. A0
  2. B3
  3. C92
  4. D146
5.보통

How does an antacid tablet relieve heartburn caused by excess stomach acid?

  1. AIt turns the acid into a gas that is absorbed
  2. BA weak base in it neutralises some of the acid
  3. CIt coats the stomach and stops all acid production
  4. DAn acid in it lowers the stomach pH further
6.보통

A reaction is at equilibrium. More of one reactant is added. According to Le Chatelier's principle, what happens?

  1. AThe equilibrium shifts toward the products
  2. BThe reaction stops completely
  3. CThe equilibrium shifts toward the reactants
  4. DNothing changes
7.어려움

A solution has a hydroxide ion concentration of 1 × 10⁻³ mol/L. What is its pH at 25 °C?

  1. A3
  2. B11
  3. C14
  4. D7
8.어려움

올바르게 균형 잡힌 반응식은 어느 것인가요?

  1. ANa + Cl₂ → NaCl
  2. B2Na + Cl₂ → NaCl₂
  3. CNa + Cl → NaCl₂
  4. D2Na + Cl₂ → 2NaCl

정답표

  1. 1. A · Loss of electrons
  2. 2. D · Oxygen
  3. 3. B · Gamma rays
  4. 4. B · 3
  5. 5. B · A weak base in it neutralises some of the acid
  6. 6. A · The equilibrium shifts toward the products
  7. 7. B · 11
  8. 8. D · 2Na + Cl₂ → 2NaCl

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