Question List for "Chemistry"

Pages: 1 ... 18 19 [20] 21 22 ... 106
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Chemistry » Copper can be obtained from its copper(I) sulfide ore by roasting. What is the balanced equation for ... New
Started by Zulu123
 50 Feb 15, 2020
Chemistry » The principal source of chromium is chromite. What is the formula of chromite? New
Started by bio_gurl
 26 Feb 15, 2020
Chemistry » What is the oxidation number of mercury in cinnabar? New
Started by mmm
 22 Feb 15, 2020
Chemistry » What is not generally considered to be a ceramic? New
Started by strangeaffliction
 29 Feb 15, 2020
Chemistry » What element was found to be the first superconductor of electricity at 4.2 K in 1911? New
Started by fox
 23 Feb 15, 2020
Chemistry » Steel is a mixture composed primarily of New
Started by krzymel
 44 Feb 15, 2020
Chemistry » Which element is likely to be a principal impurity in zinc ore? New
Started by fahad
 31 Feb 15, 2020
Chemistry » The chemical process of roasting is commonly used to facilitate the reduction of which metal ores? New
Started by WWatsford
 38 Feb 15, 2020
Chemistry » Which of the following elements is most likely to naturally occur as a carbonate? New
Started by SO00
 33 Feb 15, 2020
Chemistry » Which metal is not found in nature in uncombined form? New
Started by tatyanajohnson
 32 Feb 15, 2020
Pages: 1 ... 18 19 [20] 21 22 ... 106