Lembaran kerja Kimia untuk peperiksaan kemasukan kejururawatan dengan jawapan

Where are the metalloids found on the periodic table?

1. AIn group 18, at the far right edge of the table
2. BIn the two separate rows at the bottom of the table
3. CIn group 1, at the far left edge of the table
4. DAlong the staircase line between the metals and the nonmetals

What is an electrolyte?

1. AA gas that dissolves in blood
2. BA substance that forms ions and conducts electricity when dissolved in water
3. CA substance that dissolves as whole molecules without forming any ions
4. DA metal that conducts electricity as a solid

Between which kinds of elements do ionic bonds usually form?

1. ATwo identical metals
2. BA metal and a nonmetal
3. CTwo nonmetals
4. DTwo noble gases

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

1. A0.5 M
2. B0.125 M
3. C125 M
4. D2 M

When the diaphragm contracts and the chest cavity gets bigger, what happens to the air pressure inside the lungs?

1. AIt rises, so air flows in
2. BIt falls, so air flows in
3. CIt falls, so air flows out
4. DIt does not change

Glucose has the molecular formula C₆H₁₂O₆. What is its empirical formula?

1. ACHO
2. BC₂H₄O₂
3. CC₆H₁₂O₆
4. DCH₂O

Mengapakah air mempunyai takat didih yang luar biasa tinggi untuk molekul sekecil itu?

1. AIa sebatian ion
2. BIkatan hidrogen yang kuat antara molekulnya mesti diputuskan
3. CIkatan O–H nya putus apabila ia mendidih
4. DMolekulnya sangat berat

When water boils, what is overcome?

1. AHydrogen bonds between water molecules
2. BThe ionic bonds between H⁺ and O²⁻
3. CThe covalent O–H bonds inside each molecule
4. DThe forces holding the oxygen nucleus together