A Wire Is Lying Horizontally in the North-South Direction and the Horizontal

question 26

Multiple Choice

A wire is lying horizontally in the north-south direction and the horizontal magnetic field is toward the east. Some positive charges in the wire move south and an equal number of negative charges move north. The direction of the force on the wire will be:

• A) up, out of the page.
• B) down, into the page.
• C) east.
• D) There is no magnetic force.

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Definitions:

Ag(NH3)2+

The diamminesilver(I) ion, a complex ion used in the Tollens' test for aldehyde detection, indicating the presence of an aldehyde group when it reduces to metallic silver.

H2CrO4

Chromic acid, a potent oxidizing agent utilized in organic chemistry for the oxidation of alcohols.

Br2/CCl4

A reagent combination used in organic chemistry for adding bromine across double bonds in a non-polar solvent, carbon tetrachloride.

Molecular Structure

The arrangement of atoms within a molecule, defining its chemical and physical characteristics.