Warm-Ups Day 10

Which of the following elements is most likely to form a compound by gaining electrons to achieve a full valence shell?

• Sodium (Na)

• Chlorine (Cl)

• Magnesium (Mg)

• Aluminum (Al)

Which property of metals allows them to be drawn into wires?

• Malleability

• Ductility

• Luster

• Conductivity

Which of the following nonmetals is the most reactive?

• Oxygen (O)

• Nitrogen (N)

• Fluorine (F)

• Carbon (C)

Which of the following statements best describes the conductivity of semiconductors?

• They conduct electricity better than metals.

• They do not conduct electricity at all.

• Their conductivity increases with temperature.

• Their conductivity decreases with temperature.

Which property of metals allows them to be hammered into thin sheets?

• Ductility

• Luster

• Malleability

• Conductivity

Which of the following elements is likely to have the highest number of valence electrons?

• Helium (He)

• Lithium (Li)

• Neon (Ne)

• Beryllium (Be)

Which trend is observed as you move from left to right across a period in the periodic table?

• Atomic size increases

• Ionization energy decreases

• Electronegativity increases

• Metallic character increases

Which of the following elements is most likely to be malleable and have a shiny appearance?

• Sulfur (S)

• Iron (Fe)

• Phosphorus (P)

• Silicon (Si)

Which of the following elements is a good example of a semiconductor?

• Copper (Cu)

• Silicon (Si)

• Gold (Au)

• Oxygen (O)

Which of the following elements is most likely to lose electrons to form a positive ion?

• Chlorine (Cl)

• Oxygen (O)

• Sodium (Na)

• Nitrogen (N)