iCEV Chemistry Review

________ are located in the nucleus and have a positive charge.

• Neutrons

• Protons

• Ions

• Electrons

Tags

NGSS.HS-PS1-8

Compounds are substances composed of ________ or more elements.

• One

• Two

• Three

• Four

Where are the transitional metals located on the periodic table?

• Group eight

• The middle portion

• Group zero

• Group two

Valence electrons are located in the innermost shell of an atom.

• True

• False

Tags

NGSS.HS-PS1-1

Chemical reactions happen in only one step.

• True

• False

If there are 100 atoms of sodium and only one atom of chlorine, how many molecules of sodium chloride can be made?

• 1

• 100

• 0

• 101

Which of the following is NOT a classification of carbohydrates?

• Monosaccharides

• Oligosaccharides

• Nonasaccharides

• Disaccharides

Carbohydrates can be used as leavening agents.

• True

• False

Which of the following is NOT a use of water in cooking and food preparation?

• Removing debris and the washing of foods

• Adding moisture to foods

• A solvent to add flavor

• A substance in which to cook

Soft water contains calcium and magnesium.

• True

• False