Lembaran kerja Kimia untuk peperiksaan kemasukan kejururawatan dengan jawapan
Lembaran kerja Kimia untuk peperiksaan kemasukan kejururawatan percuma untuk dicetak: 8 soalan dari mudah hingga tahap peperiksaan, dengan skema jawapan. Cetak atau simpan sebagai PDF.
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Nama: ____________________ Tarikh: ____________
1.Mudah
What is the maximum number of electrons the first electron shell can hold?
A1
B18
C2
D8
2.Mudah
In a chemical reaction, what is the limiting reactant?
AThe catalyst that controls the speed
BThe reactant that runs out first and stops the reaction
CThe reactant that is left over at the end
DThe reactant with the largest mass
3.Mudah
Plants absorb energy from sunlight during photosynthesis. How is photosynthesis classified?
AEndothermic
BNeutralisation
CExothermic
DNuclear
4.Sederhana
What are London dispersion forces?
AWeak, temporary attractions caused by shifting electrons in molecules
BForces that hold protons together in the nucleus
CStrong bonds formed by transferring electrons
DAttractions between a hydrogen atom and a metal ion
5.Sederhana
Water has a high specific heat capacity. How does this help the human body?
AIt makes the blood more acidic
BIt helps keep body temperature stable
CIt allows oxygen to dissolve in water more easily
DIt makes water a poor solvent for salts
6.Sederhana
How many molecules are in 2 mol of carbon dioxide?
A6.02 × 10²³
B3.01 × 10²³
C1.20 × 10²⁴
D2.00 × 10²³
7.Sukar
Which statement correctly distinguishes a scientific law from a scientific theory?
ALaws apply only to chemistry, theories only to biology
BA law describes what happens; a theory explains why it happens
CA theory becomes a law once it is proved
DA law is only a guess, while a theory is a proven fact
8.Sukar
An unknown element is shiny, conducts electricity, and reacts vigorously with water to form a basic solution and hydrogen gas. In which group is it most likely?
AGroup 14 (carbon group)
BGroup 1 (alkali metals)
CGroup 17 (halogens)
DGroup 18 (noble gases)
Kunci jawapan
1. C · 2
2. B · The reactant that runs out first and stops the reaction
3. A · Endothermic
4. A · Weak, temporary attractions caused by shifting electrons in molecules
5. B · It helps keep body temperature stable
6. C · 1.20 × 10²⁴
7. B · A law describes what happens; a theory explains why it happens
8. B · Group 1 (alkali metals)
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