TOEFL語彙

disperse in solvent to form solution

溶解する；溶かす

separation using differences in volatility

蒸留；蒸留法

resistant to damage or wear over time

耐久性のある；長持ちする

able to recover shape after force is removed

弾性のある；力を取り除くと形が戻る

negatively charged particle in atomic structure

電子

chemical type defined by number of protons

元素；単体

absorbing heat from the surroundings

吸熱性の

releasing heat to the surroundings

発熱性の；熱を放出する

separate particles using a porous barrier

ろ過する

separation by passing fluid through barrier

ろ過；ろ過法

capable of igniting and burning readily

引火性の；燃えやすい

laboratory vessel with body and narrow neck

フラスコ

able to bend without breaking easily

柔軟な；曲げやすい

ventilated enclosure limiting exposure to airborne hazards

ドラフトチャンバー；実験室用排気フード

state expanding to fill available container

気体

narrow marked vessel for measuring liquid volume

メスシリンダー

resistance to scratching or indentation

硬度；硬さ

energy movement driven by temperature difference

熱伝達；熱の移動

not dissolving to an appreciable extent

不溶性の；溶けにくい

atom or group with net electrical charge

イオン

electrostatic attraction between oppositely charged ions

イオン結合

form of element with particular neutron number

同位体

protective outer garment for laboratory work

実験用の白衣；実験室用保護衣

flowing state with definite volume

液体

physical material with mass and volume

物質

equilibrium temperature for solid liquid transition

融点

curved liquid surface near container wall

メニスカス；湾曲した液面

material or element with metallic properties

金属

combination of substances without fixed chemical ratio

混合物