Cevaplı Hemşirelik giriş sınavları için kimya çalışma kâğıdı

Which element has the symbol Fe?

1. AFermium
2. BFrancium
3. CIron
4. DFluorine

Which property is typical of nonmetals?

1. AThey are shiny and easily bent into wires
2. BThey easily lose electrons to form positive ions
3. CThey are poor conductors of heat and electricity
4. DThey are all solids at room temperature

What is the change from a gas to a liquid called?

1. AEvaporation
2. BCondensation
3. CSublimation
4. DFreezing

In the reaction Zn + Cu²⁺ → Zn²⁺ + Cu, which species loses electrons?

1. ACu²⁺
2. BCu
3. CZn²⁺
4. DZn

Oksijen gazı (O₂) molekülünde ne tür bir bağ bulunur?

1. Aİyonik bağ
2. BPolar kovalent tek bağ
3. CMetalik bağ
4. DApolar kovalent çift bağ

Nitrogen is in group 15 of the periodic table. How many valence electrons does a nitrogen atom have?

1. A15
2. B5
3. C7
4. D3

Hydrogen is usually placed at the top of group 1. Which statement about hydrogen is correct?

1. AIt is an alkali metal that is solid at room temperature
2. BIt has one valence electron like group 1 metals, but it is a nonmetal gas
3. CIt has a full outer shell like the noble gases
4. DIt always forms H⁺ ions and never shares electrons

Which coefficients balance the equation for cellular respiration, __C₆H₁₂O₆ + __O₂ → __CO₂ + __H₂O?

1. A1, 6, 6, 12
2. B1, 6, 6, 6
3. C1, 3, 6, 6
4. D2, 6, 12, 6