解答つき看護学校入学試験のための化学ワークシート

無料で印刷できる看護学校入学試験のための化学のワークシート:やさしい問題から試験レベルまで 8 問、解答つき。印刷するか PDF で保存できます。

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名前: ____________________   日付: ____________

1.やさしい

What is the smallest particle of an element that still has the chemical properties of that element?

  1. AA nucleus
  2. BAn atom
  3. CA proton
  4. DAn electron
2.やさしい

Which gas is needed for a fuel to burn (combustion)?

  1. ACarbon dioxide
  2. BNitrogen
  3. CHelium
  4. DOxygen
3.やさしい

ある原子は、陽子 6 個、中性子 6 個、電子 6 個をもつ。質量数はいくつか。

  1. A0
  2. B6
  3. C12
  4. D18
4.ふつう

0.5 mol of KCl is dissolved to make 250 mL of solution. What is its molarity?

  1. A125 M
  2. B0.125 M
  3. C0.5 M
  4. D2 M
5.ふつう

What is the name of the compound CaCO₃?

  1. ACalcium oxide
  2. BCalcium carbide
  3. CCarbon calcium trioxide
  4. DCalcium carbonate
6.ふつう

Water has a high specific heat capacity. How does this help the human body?

  1. AIt makes water a poor solvent for salts
  2. BIt makes the blood more acidic
  3. CIt allows oxygen to dissolve in water more easily
  4. DIt helps keep body temperature stable
7.むずかしい

Gently heating DNA separates its two strands, but each strand stays in one piece. Why?

  1. AEach strand is held together by hydrogen bonds, while the two strands are joined by covalent bonds
  2. BHeat converts DNA into a protein
  3. CThe strands are held together by weak hydrogen bonds, while each strand's backbone is covalent
  4. DThe two strands are joined by ionic bonds that melt first
8.むずかしい

正しく釣り合っている反応式はどれか。

  1. A2Na + Cl₂ → 2NaCl
  2. BNa + Cl → NaCl₂
  3. CNa + Cl₂ → NaCl
  4. D2Na + Cl₂ → NaCl₂

解答

  1. 1. B · An atom
  2. 2. D · Oxygen
  3. 3. C · 12
  4. 4. D · 2 M
  5. 5. D · Calcium carbonate
  6. 6. D · It helps keep body temperature stable
  7. 7. C · The strands are held together by weak hydrogen bonds, while each strand's backbone is covalent
  8. 8. A · 2Na + Cl₂ → 2NaCl

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