This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Write the chemical equation for the reduction of Cr2O3 to chromium with silicon as the reducing agent. (Read 160 times)

plus1

  • Hero Member
  • *****
  • Posts: 676
on: Jul 8, 2021

Question 1

Which substance is the best conductor of electricity?
◦ arsenic
◦ boron
◦ silver
◦ tellurium

Question 2

Write the chemical equation for the reduction of Cr2O3 to chromium with silicon as the reducing agent.
◦ Si(s) + Cr2O3(s) → SiO3(s) + Cr(l)
◦ Si(s) + Cr2O3(s) → SiO2(s) + 2 CrO(s)
◦ 3 Si(s) + 2 Cr2O3(s) → 3 SiO2(s) + 4 Cr(l)
◦ 3 Si(s) + Cr2O3(s) → 3 SiO(s) + 2 Cr(l)
◦ 4 Si(s) + Cr2O3(s) → SiO3(s) + 2 CrO(s)
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by plus1 on Jul 8, 2021

C.mcnichol98

  • Sr. Member
  • ****
  • Posts: 314
Reply #1 on: Jul 8, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 39% of students answer this correctly


plus1

  • Member
  • Posts: 676
Reply 2 on: Jul 8, 2021
Gracias!

rachel

  • Member
  • Posts: 323
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Activation energy of a chemical reaction Activation energy of a chemical reaction
Chemical Warfare Agents and Treatments Chemical Warfare Agents and Treatments
Application of a Cold Chemical Pack Application of a Cold Chemical Pack
IPM combines biocontrol and chemical methods IPM combines biocontrol and chemical methods
Chemical, Biochemical, and Organic Sedimentary Rocks Chemical, Biochemical, and Organic Sedimentary Rocks
Determine the # of real roots from the equation Determine the # of real roots from the equation
Video: Digestive chemicals - types & enzymes

For a complete list of videos, visit our video library