abeka chemistry quiz n
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what metal is produced through the hall-heroult process (a) aluminum (b) magnesium (c) lead (d) cobalt
(a) aluminum
What is the chemical name of limestone (a) calcium carbonate (b) magnesium sulfate (c) strontium nitrate (d) barium sulfate
(a) calcium carbonate
which alkaline earth metal is used in x-ray tube windows (a) magnesium (b) strontium (c) beryllium (d) barium
(c) beryllium
true/false: lead is primarily used for paint pigments
false
true/false: the calcium ion is needed for muscle contraction
true
