Oss Girls Chemistry Quiz 2
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Name one physical change which is Exothermic
Chemistry Quiz 2Grade 9Omareyah International Schools
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Name the chemical substance needed to do an endothermic process in plants________ in the presence of light.
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In the reversible reaction (O2(g) + 2SO2(g) ⇋ 2SO3(g)), when decreasing the pressure which substance would increase (SO2, O2 or SO3)? ________
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Name the gas that relights a glowing splint ________
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The electrolyte in the cell below is (molten , solid or aqueous ) ________ (sodium ,sodium chloride or chlorine ) ________ .
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________ is when the forward and backward reactions rates become equal, and concentrations do not change.
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- 24.
Tick Tick >>
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Magnesium
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Plastic
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Graphite
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Molten iron oxide
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Solid lithium iodide
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A. Plastic
A. Solid lithium iodide -
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Which equipment do you need? (1, 2 or 3) ________
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3,3only - 35.
∆H of the reaction is ________ kJ/mol
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-87,- 87 - 36.
Name a metal that can be used as inert electrode ________.
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platinum, gold,titanium
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Mar 20, 2022Quiz Edited by
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Mar 27, 2020Quiz Created by
Osama Orabi
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