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 an unsaturated solution?

  1. AA solution that can still dissolve more solute
  2. BA solution with undissolved solid at the bottom
  3. CA solution with no solute at all
  4. DA solution that holds the maximum possible solute
2.やさしい

Elements in the same period of the periodic table have the same number of what?

  1. ANeutrons
  2. BProtons
  3. COccupied electron shells
  4. DValence electrons
3.やさしい

周期表の縦の列を何と呼ぶか。

  1. A族
  2. B周期
  3. C殻
  4. D系列
4.ふつう

What is the oxidation number of an element in its uncombined (elemental) form, such as Fe or O₂?

  1. AIt equals the group number
  2. B0
  3. C−1
  4. D+1
5.ふつう

What are London dispersion forces?

  1. AStrong bonds formed by transferring electrons
  2. BAttractions between a hydrogen atom and a metal ion
  3. CForces that hold protons together in the nucleus
  4. DWeak, temporary attractions caused by shifting electrons in molecules
6.ふつう

A plastic block has a density of 0.8 g/cm³. What happens when it is placed in water (density 1.0 g/cm³)?

  1. AIt sinks
  2. BIt stays suspended halfway down
  3. CIt floats
  4. DIt dissolves
7.むずかしい

Half-normal saline (0.45% NaCl) is compared with blood plasma, which has about the same concentration as 0.9% NaCl. How is 0.45% NaCl described, and what happens to red blood cells placed in it?

  1. AHypertonic; salt moves into the cells, which then swell
  2. BHypotonic; water tends to move into the cells, which swell
  3. CIsotonic; water moves equally in and out, so the cells keep their shape
  4. DHypertonic; water tends to move out of the cells, which shrink
8.むずかしい

A compound is 40% carbon, 6.7% hydrogen and 53.3% oxygen by mass (C = 12, H = 1, O = 16). What is its empirical formula?

  1. ACH₂O
  2. BC₂HO
  3. CCHO
  4. DCH₄O

解答

  1. 1. A · A solution that can still dissolve more solute
  2. 2. C · Occupied electron shells
  3. 3. A · 族
  4. 4. B · 0
  5. 5. D · Weak, temporary attractions caused by shifting electrons in molecules
  6. 6. C · It floats
  7. 7. B · Hypotonic; water tends to move into the cells, which swell
  8. 8. A · CH₂O

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