TOMA Finals Quiz 1

It is one which gives up its oxygen readily. Specifically, it is a substance that gives up its oxygen readily.

• reduction

• Reducing agent

• Oxidation

• Oxidizing Agent

It is an oxidizing agent.

• red lead

• Potassium cyanide

• tartar

• sugar and flour

It a desulphurizing agent.

• cryolite

• iron

• niter

• charcoal

It is used as a reducing agent in the copper

assay

• red lead

• charcoal

• cream of tartar

• niter

It is occasionally used as flux in fire assaying, although its use is sometimes

questioned since its melting point is 13610C, which is way above the temperature of

fusion (10000C).

• flourspar

• cryolite

• salt

• none of these

Tags

NGSS.HS-PS1-5