▸ Specimen Drawer
Materials & Substances — Lesson 1
Specimen
be
be
a light strong brittle grey toxic bivalent metallic element
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Specimen
at
at
a highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium
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Specimen
as
as
a very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and various alloys; found in arsenopyrite and orpiment and realgar
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Specimen
he
he
a very light colorless element that is one of the six inert gasses; the most difficult gas to liquefy; occurs in economically extractable amounts in certain natural gases (as those found in Texas and Kansas)
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Specimen
am
am
a radioactive transuranic metallic element; discovered by bombarding uranium with helium atoms
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Specimen
re
re
a rare heavy polyvalent metallic element that resembles manganese chemically and is used in some alloys; is obtained as a by-product in refining molybdenum
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Specimen
water
water
a clear liquid with no color or taste that we drink.
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Specimen
thus
thus
ðʌs
an aromatic gum resin obtained from various Arabian or East African trees; formerly valued for worship and for embalming and fumigation
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Specimen
concrete
concrete
ˈkɑːnkriːt
a strong hard building material composed of sand and gravel and cement and water
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Specimen
salt
salt
sɔːlt
a white substance used to give flavor to food.
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Specimen
cd
cd
a soft bluish-white ductile malleable toxic bivalent metallic element; occurs in association with zinc ores
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Specimen
oxide
oxide
ˈɑːksaɪd
any compound of oxygen with another element or a radical
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▸ Catalogue Progress
0 / 12 specimens catalogued
Mark each specimen as learned to complete this drawer.