test 1

Elements in Carbohydrates

• C, H O

• HFN

• B ZN Mn

• S F O

Which among the following qualities of iron ore is best based upon iron content?

• Magnetite

• Hematite

• Limonite

• Siderite

PVC is a polymer of__?

• Propane

• Vinyl chloride

• Styrene

• Carbonates

The primary part of Liquefied Petroleum Gas LPG is ______?

• Butane

• Methane

• Propane

• Butane or Propane

Which among the following is an ionic solid?

• Diamond

• Dry ice

• Table salt

• All are ionic solids