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

Which state of matter has a fixed volume but takes the shape of its container?

  1. AGas
  2. BLiquid
  3. CSolid
  4. DPlasma
2.쉬움

What is a single covalent bond?

  1. AThe attraction between two oppositely charged ions
  2. BTwo pairs of electrons shared between two atoms
  3. COne electron transferred from one atom to another
  4. DOne pair of electrons shared between two atoms
3.쉬움

Which element exists naturally as diatomic molecules (two atoms joined together)?

  1. AOxygen
  2. BIron
  3. CHelium
  4. DSodium
4.보통

Why must temperatures be in kelvin in gas law calculations?

  1. AGas volume and pressure are proportional to the absolute temperature
  2. BCelsius can only be used for liquids
  3. CKelvin values are always below 100
  4. DThe kelvin scale has smaller degrees, which gives more precise answers
5.보통

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

  1. A0.625 g
  2. B40 g
  3. C13 g
  4. D1.6 g
6.보통

Nitric acid (HNO₃) reacts with potassium hydroxide (KOH). Which salt forms?

  1. APotassium nitrite, KNO₂
  2. BPotassium nitrate, KNO₃
  3. CNitrogen hydroxide, NOH
  4. DPotassium hydride, KH
7.어려움

A solution of acetic acid conducts electricity only weakly, while hydrochloric acid of the same concentration conducts strongly. Why?

  1. AAcetic acid forms more ions than hydrochloric acid does
  2. BAcetic acid only partly ionises, so it forms fewer ions
  3. CAcetic acid does not dissolve in water at all
  4. DHydrochloric acid contains metal atoms
8.어려움

Carbon-12 and carbon-14 react in exactly the same way in chemical reactions. Why?

  1. ACarbon-14 turns into carbon-12 before reacting
  2. BThey have the same number of neutrons
  3. CThey have the same number of protons and electrons
  4. DThey have the same mass number

정답표

  1. 1. B · Liquid
  2. 2. D · One pair of electrons shared between two atoms
  3. 3. A · Oxygen
  4. 4. A · Gas volume and pressure are proportional to the absolute temperature
  5. 5. B · 40 g
  6. 6. B · Potassium nitrate, KNO₃
  7. 7. B · Acetic acid only partly ionises, so it forms fewer ions
  8. 8. C · They have the same number of protons and electrons

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